Door lock components diagram

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Some of the most important parts of a lock include: The Cylinder: Also called the body, this is the part where the key is inserted. When it is locked, a series of spring-loaded pins are engaged by the cylinder. This keeps the cylinder from turning. The Bolt: Also called the latch, the bolt engages the inside of the door.Doormaster Universal PVCu Multi-point lock 35mm backset. £74.99. PVCU 35mm YS170 split follower latch and hook lock. £49.99. 35mm GU through follower latch & deadbolt. £40.00. Category. Price. Yale Doormaster Universal is a simple repair solution, which can be fitted by anyone with basic competence in DIY.80391 - RCAL Deadbolt Adjustable Latch. 3 Finishes. 80392 - SCAL Deadbolt Adjustable Latch. 3 Finishes. 80393 - RFAL Deadbolt Adjustable Latch. 1 Finishes. 81057 - Kwikset 5 Pin Extra Random Cut Keys. 1 Finishes. 81063 - Kwikset 5 Pin Extra Random Cut Keys.80391 - RCAL Deadbolt Adjustable Latch. 3 Finishes. 80392 - SCAL Deadbolt Adjustable Latch. 3 Finishes. 80393 - RFAL Deadbolt Adjustable Latch. 1 Finishes. 81057 - Kwikset 5 Pin Extra Random Cut Keys. 1 Finishes. 81063 - Kwikset 5 Pin Extra Random Cut Keys.Jamb is the vertical frame component on either side of the door opening, forming the frame's perimeter. Hinges: Vital hardware allowing door swing, available in various types, including mortise, continuous, and spring. Lock or Lock Set: Complete latch assembly for door closure, including latch mechanism, cylinders, keys, and trim. Strike:A properly drawn electric door lock wiring diagram should include all the necessary components, wires, and connections. It should also indicate any additional materials or components that may be … The cylinder is protected by a hardened steel casing for added security. 2. Interior Thumbturn. The interior thumbturn is located on the interior side of the door and allows you to lock or unlock the door without the need for a key. It operates the deadbolt or latch mechanism, providing convenience and ease of use. 3.

The cylinder is the part of the lock that actually contains the locking mechanism. When you insert your key into the cylinder, it turns and disengages the locking mechanism, allowing you to open the door. 2. Rose. The rose is the decorative plate that covers the hole in the door where the cylinder is inserted.Oct 18, 2004 ... or, take off other door panel to identify part. or, go to advance or napa or any auto parts store and see if they have one. or, got o ford and ...Nov 28, 2023 · Door Lock Components Diagram 28 Nov 2023. Top 80 of door lock component names Lock door diagram schematic cylinder parts sc st patents diagrams Padlock anatomy homenish diagrams. Common Door Lock Problems & Repairs. Wiring locks exploded autozone repairguide Door lock drawing at getdrawings Wiring diagram for car door lock The car door lock diagram illustrates the various parts and their functions within the lock mechanism. The primary parts include the lock cylinder, latch assembly, and exterior door handle. The lock cylinder, usually located on the door’s exterior, is where the key is inserted to unlock or lock the door. When the key is turned in the cylinder ...Browse All C3 Doors Diagrams; Door Panels; 1968 Door Panel; 1969 Door Panel; 1970-1977 Standard Door Panel; 1970-1977 Deluxe Door Panel; 1978-1982 Door Panel; Handles & Locks; ... 1956-1982 Door Lock Cylinder; 1963-1977 Fuel Filler Neck; 1968-1975 Rear Vent Door; 1968-1975 Soft Top Latch; Interior Gaskets; 1968-1977 Interior Air …Door Lock Components Diagram 28 Nov 2023. Top 80 of door lock component names Lock door diagram schematic cylinder parts sc st patents diagrams Padlock anatomy homenish diagrams. Common Door Lock Problems & Repairs. Wiring locks exploded autozone repairguide Door lock drawing at getdrawings Wiring …

Smart Door Lock System Block Diagram [classic] Use Creately’s easy online diagram editor to edit this diagram, collaborate with others and export results to multiple image formats. You can easily edit this template using Creately. You can export it in multiple formats like JPEG, PNG and SVG and easily add it to Word documents, Powerpoint …IOT BIOMETRIC SECURITY SYSTEM CIRCUIT DIAGRAM. The circuit for IoT based Biometric Security System consists of a NodeMCU, GT511C3 Fingerprint Sensor, Solenoid Lock, Relay Module and Buzzer. VCC and GND pin of Fingerprint sensor are connected to 3.3V and GND pin of NodeMCU while TX and RX pins are connected to D6 and D5 pins …Dec 2, 2020 · 2. Threshold. The threshold is a decorative element of the frame that serves as a transition between the floor of the room and the door sill. They can be simple or more elaborate, depending on your aesthetic. 3. Door Sweep. This part of the door sits atop the sill and its purpose is to make the door weathertight. Remove the set screw holding the key cylinder in place. In most lock bodies, this is found on the jamb-side, closest to the keyed side of the cylinder. Remove the screws holding the thumb turn to the door and remove the thumb turn as well. The cylinder should come loose. The door knob is attached to the lockset by a set screw.Fig. Front Passenger Door Module (FPDM) References – 2 of 2(c) (2003) Fig. Power, Ground, and Class 2(c) (2003) Access our Avalanche, Sierra, Silverado, C&K Series, 1999-2005 Door Control Module Schematics Repair Guide by creating an account or signing into your AutoZone Rewards account.Doormaster Universal PVCu Multi-point lock 35mm backset. £74.99. PVCU 35mm YS170 split follower latch and hook lock. £49.99. 35mm GU through follower latch & deadbolt. £40.00. Category. Price. Yale Doormaster Universal is a simple repair solution, which can be fitted by anyone with basic competence in DIY.

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If you own a Honda Foreman, understanding its parts diagram is essential for proper maintenance and troubleshooting. Whether you’re a seasoned ATV enthusiast or a novice rider, kno...Bolt. The bolt or the latch is what prevents the door from opening. The latch is pulled out from the door jam whenever the doorknob is turned. The latch won’t disengage if the door is locked since the knob cannot be turned. 3. Strike Plate. The strike plate is a metal plate installed on the door’s jamb.A rate lock-in agreement with a mortgage lender commits the lender to honoring the rate at closing, as long as it happens before the lock expires. However, a borrower generally can...Combination locks use wheel packs to set the combination inside the lock. Learn about combination locks and see pictures of the inside of a combination lock. Advertisement Most com...12v Electronic Door Lock / Elock / Solenoid Lock: Other Tools and Components: Super Starter kit for Beginners. Digital Oscilloscopes. Variable Supply. Digital Multimeter. Soldering iron kits. PCB small portable drill machines *Please Note: These are affiliate links. I may make a commission if you buy the components through these links.26700/26650 Li-ion 3C 5000mAh Rechargeable Battery - Original EV Grade. Rs. 298.00 Rs. 295.00 (Exc. GST) Add to cart. sidebar: IoT Based Biometric Door Lock using Fingerprint Sensor and NodeMCU ESP8266. March 12, 2020. Fingerprint scanner sensors are used at many places like Industries, Offices, Schools, Colleges and Hotels.

In this article, we’ll explore the various front door lock parts and what you should know about them. The Deadbolt. The deadbolt is the part of the lock that extends into the door jamb, preventing the door from being opened. Deadbolts are typically made of metal and come in a variety of sizes and styles. Some deadbolts are operated by a key ...Find an electric scooter wiring diagram on websites such as ElectricScooterParts.com and Wiringdiagrams21.com, as of 2015. The electrical system of a scooter contains several compo...The locking mechanism is an intricate series of springs, pins, cylinders and shafts that work together to secure the door. What is seen besides the handle is the deadbolt knob, the inner and outer panels, the key entry, the bolt plate and the bolt itself. First the visible parts need a brief explanation then the mechanism itself will be looked at.When it comes to understanding the complex inner workings of automobiles, diagrams play a vital role in providing a visual representation of various components and systems. Auto di...3D printed door locker/customized door locker; Additional components for power supply of 1 Amp 5 Volt mobile charger; 4’’ / 6’’plastics boxes, jumper wires, nuts bolts, plastic casing, etc. Circuit …Nov 28, 2023 · Door Lock Components Diagram 28 Nov 2023. Top 80 of door lock component names Lock door diagram schematic cylinder parts sc st patents diagrams Padlock anatomy homenish diagrams. Common Door Lock Problems & Repairs. Wiring locks exploded autozone repairguide Door lock drawing at getdrawings Wiring diagram for car door lock Door & Components for 2018 Ford F-150. Vehicle. 2018 Ford F-150. Change Vehicle. Categories. All; Parts; Accessories; Air & Fuel Delivery . ... Interior Trim - Rear Door ; Jack & Components ; Labels ; Lock & Hardware ; Master Cylinder - Components On Dash Panel ; Outside Mirrors ; Overhead Console ; Radiator Support ; Rear Door ; Rear Seat ...The main parts of a door lock include the knob, the dead latch, the rose insert, the strike plate and the key. Technically, only the inside of a knob is directly related to the loc...There are a few different ways a Kindle Fire can lock up and need to be fixed. Your app could stop working, the device itself can freeze, and it is even possible for the whole tabl...A door lock wiring diagram may look intimidating at first, but with some basic knowledge of electrical symbols and components, it’s quite easy to read. The diagram shows the various components of the door lock system and how they are wired together. The most common components are the power source, door lock switch, and lock …

A door lock mechanism consists of several components that work together to secure the door and allow or restrict access. 1. Cylinder Lock. The cylinder lock is the most visible part of a door lock mechanism and is usually located on the outside of the door. It contains the keyway, where the key is inserted.

Yale E203 Emergency key used with Yale Mortise Locks 8802 privacy and 8862 bathroom locks for emergency access from outside. Yale 50-0203-1001-036 MSRP: Suit Camec Door Lock Assembly. $14.94. More Info. 9. Camec 3-Point Door Lock Remote Latch. From $52.44. More Info. 12. Camec 3-Point Door Lock Barrel and Key. For general information about our other products and services, please contact our Customer Care Department within the United States at (800) 762-2974, outside the United States at (317) 572-3993 or fax (317) 572-4002. Wiley publishes in a variety of print and electronic formats and by print-on-demand.A door lock wiring diagram may look intimidating at first, but with some basic knowledge of electrical symbols and components, it’s quite easy to read. The diagram shows the various components of the door lock system and how they are wired together. The most common components are the power source, door lock switch, and lock …These are the doorknobs or handles themselves. The first part of a doorknob is the exterior handle or knobs. This is the part that you use to open and close the door from the outside. The interior handle or knobs is used to open and close the door from the inside. Both handles are typically connected by a spindle, which runs through the center ...Diagram of Cylindrical Lock Parts. The lock: the internal part of a typical door lock consists of pins, barrel, and tumblers as its most common components.. Key: keys are used to join the tumblers with the …Jan 20, 2021 · Schlage Parts of a Deadbolt Lock: Common Deadbolt Repairs. There are different parts of a deadbolt lock, including a lock cylinder, pins, springs, faceplates, screws, an anti-drill ball bearing, bolt hub, thumb turn, and other parts. All these parts work together to provide one of the most reliable keyed entry-locking solutions available today. Storm or Screen Doors:Andersen Storm Door Customer Support: 844-332-8206 or visit Help Center. Thank You! To replace the lock mechanism on your A-Series or 400 Series Frenchwood® hinged patio door, follow the instructions provided in the YouTube® video and written replacement instructions below. If you need assistance identifying your ...A typical uPVC door lock is comprised of several key components: Cylinder – The cylinder contains the keyhole and the internal components that allow the keyed mechanism to engage or disengage the lock when turned. Popular types of cylinders used on uPVC doors include euro cylinders and oval cylinders. Latch – The latch is the …The solenoid lock usually uses 12V, 24V or 48V power supply. Therefore, we CANNOT connect the solenoid lock directly to Arduino pin. We have to connect it to Arduino pin via a relay. If we connect the solenoid lock to a relay (normally open mode): When relay is open, door is unlocked. When relay is closed, door is locked.

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These include key cylinders, deadbolts or latches, strike plates, handle sets, faceplates, escutcheons, backsets, and rosettes. Each of these components plays a crucial role in the functioning and security of the lock. By understanding the various types of door locks and their common components, you can gain a better grasp of how locks operate ...Strike Plate. The strike plate is a thin piece of metal installed into the door frame to reinforce the wood around the latch hole. Strike plates prevent the wood from wearing out and allow the door to latch and lock correctly. Advertisement. Whether you want to swap out your doorknob for a newer style or repair an existing one, knowing the ...This can be done by: Copy the above code and open with Arduino IDE. Click Upload button on Arduino IDE to upload code to Arduino. Open Serial Monitor. Tap an RFID/NFC tag on RFID-RC522 module. Get UID on Serial Monitor. COM6. Send. Tap RFID/NFC tag on reader Access denied for user with UID: 3A C9 6A CB.Learn the anatomy of a typical door lock, including the cylinder, bolt, box and strike plate. Find out how electronic and smart locks work and get expert advice on the best types of locks for your doors.The cylinder is the part of the lock where the key is inserted. In a Schlage lock, it is typically a pin and tumbler cylinder, which consists of a series of pins that align with the grooves on the key. When the correct key is inserted and turned, it pushes the pins up, allowing the lock to be opened. 3. Exterior Trim.Door Components. Doors sit in a frame that has five main components. The hinge jamb is the side of frame where the door is attached with hinges, the head jamb frames the top of the door, the strike jamb is where the door closes, and the threshold (optional) stretches across the bottom of the door. The stop protrudes from the frame …Doors & Hardware Terminology · Lock Guide · Door ... There is no means to lock/unlock the door from the inside. ... locks, office function locks or electrified&nb...Storm or Screen Doors:Andersen Storm Door Customer Support: 844-332-8206 or visit Help Center. Thank You! To replace the lock mechanism on your A-Series or 400 Series Frenchwood® hinged patio door, follow the instructions provided in the YouTube® video and written replacement instructions below. If you need assistance …Virtually any component of the door can be replaced. If you are reasonably handy and follow the instructions in your installation manual you can do some repairs yourself. Our DIY replacement parts include: Rollers and Bottom Seal. Hinges. Lift Handles. Window Inserts. We recommend the following repairs be handled by a garage door repair ...1988 Ford Thunderbird 2.3L Turbo Wiring Diagram (.pdf) 1988-1991 Ranger 2.3L Engine Wiring Diagram. 1987-1988 Thunderbrid Turbo Coupe Wiring Diagram. 1990 Ranger to 1988 Turbo Coupe Wiring Pinouts (Excel Spreadsheet) Ford Explorer 4.0L To Bronco II Wiring. 5.0L Electronic Fuel Injection (EFI) Wiring.There are various types of locks available, including deadbolts, keyless entry systems, and multi-point locking systems. To help you visualize and understand the different parts of exterior French doors, we have included a detailed diagram. This diagram highlights each component and provides a clear explanation of its purpose. ….

Here at Direct Door Hardware, we offer a wide range of door knob parts and replacement parts for all door hardware elements. From deadbolts and privacy bolts to replacement striking plates, latches, and interchangeable cores, we have the parts you need. Every product we offer comes with easy-to-follow instructions for a stress-free installation. Regardless of the specific type, most door locks share several common components. These include key cylinders, deadbolts or latches, strike plates, handle sets, faceplates, escutcheons, backsets, and rosettes. Each of these components plays a crucial role in the functioning and security of the lock. By understanding the various types of door ...Door Lock Components Diagram 28 Nov 2023. Top 80 of door lock component names Lock door diagram schematic cylinder parts sc st patents diagrams Padlock anatomy homenish diagrams. Common Door Lock Problems & Repairs. Wiring locks exploded autozone repairguide Door lock drawing at getdrawings Wiring …3. The Box and Strike Plate. To understand the anatomy of a door lock, you should also know about the box and strike plate, which create a secure location for the door bolt or latch. The box is the metal component that surrounds the door lock. It has a set of hinges on one side and a latch or bolt on the other which faces outwards.Whether you opt for a Lever-on-Rose, a Lever-on-Backplate or a Door Knob, however, they each share similar main components: the lever or knob, the latch mechanism, the strike plate, and the door lock, should your door require one. Our article will offer you expert advice to guide you through the main door handle parts. The cylinder is protected by a hardened steel casing for added security. 2. Interior Thumbturn. The interior thumbturn is located on the interior side of the door and allows you to lock or unlock the door without the need for a key. It operates the deadbolt or latch mechanism, providing convenience and ease of use. 3. Bolt. The bolt or the latch is what prevents the door from opening. The latch is pulled out from the door jam whenever the doorknob is turned. The latch won’t disengage if the door is locked since the knob cannot be turned. 3. Strike Plate. The strike plate is a metal plate installed on the door’s jamb.A Kwikset deadbolt lock is made up of several key parts, each working together to provide secure locking and unlocking of your door. One of the most important components is the deadbolt cylinder, which houses the keyway and allows you to insert and turn the key to lock or unlock the door. The cylinder is fitted with a tailpiece that connects to ... Door lock components diagram, Schlage Lock Parts Diagram: Everything You Need to Know. When it comes to understanding the workings of a Schlage lock, it can be helpful to have a visual …, The frame is built into the wall. Hinges: Secures door to frame while enabling a swinging motion. Stiles: The sides of the door. The hinge style is where the hinges are attached to. The lock style is where the lock and knob is placed. Rails: Horizontal top and bottom parts of the door. Panels: The main surface of the door. , It is placed before the door knob. 3. Cylinder or Lock Body: ( Parts of Door Knob) The cylinder is the principal part of the door knob where we insert or embed the key. This cylinder is likewise called a lock body. The lock body comprises the all-out locking mechanism of the door lock. It comprises a spring and a few spring-loaded pins. To open ... , Door & Components for 2018 Ford F-150. Vehicle. 2018 Ford F-150. Change Vehicle. Categories. All; Parts; Accessories; Air & Fuel Delivery . ... Interior Trim - Rear Door ; Jack & Components ; Labels ; Lock & Hardware ; Master Cylinder - Components On Dash Panel ; Outside Mirrors ; Overhead Console ; Radiator Support ; Rear Door ; Rear Seat ..., Bolt. The bolt or the latch is what prevents the door from opening. The latch is pulled out from the door jam whenever the doorknob is turned. The latch won’t disengage if the door is locked since the knob cannot be turned. 3. Strike Plate. The strike plate is a metal plate installed on the door’s jamb., The detailed instruction, code, wiring diagram, video tutorial, line-by-line code explanation are provided to help you quickly get started with ESP8266. Find this and other ESP8266 tutorials on Newbiely.com. ... Door Lock System Components. The door lock system comprises two primary components: Door Lock: an ESP8266, a relay, a RFID/NFC …, Door Components. Doors sit in a frame that has five main components. The hinge jamb is the side of frame where the door is attached with hinges, the head jamb frames the top of the door, the strike jamb is where the door closes, and the threshold (optional) stretches across the bottom of the door. The stop protrudes from the frame …, Smart Door Lock System Block Diagram [classic] Use Creately’s easy online diagram editor to edit this diagram, collaborate with others and export results to multiple image formats. You can easily edit this template using Creately. You can export it in multiple formats like JPEG, PNG and SVG and easily add it to Word documents, Powerpoint …, 6. Chain Locks. Chain locks are similar to barrel bolts. One part of the lock, the chain, is fixed to the door, while the catch is fitted to the door frame. To lock the door, simply slide the chain into the catch, but unlike a barrel bolt, you can still open the door when the chain lock is in place., Diagram of Door Lock Parts. A door lock is an essential component of any secure building or home. Understanding the different parts of a door lock can help you troubleshoot …, BACKPLATE OR ROSETTE. The second most visible part that sits on the door surface is the backplate. It is called a backplate, as this is the plate behind the lever or the knob. A backplate is also known as a rosette or rose if it is circular in shape. The backplate is attached to the lever or the knob for many door handles, but some of the door ..., Browse All C3 Doors Diagrams; Door Panels; 1968 Door Panel; 1969 Door Panel; 1970-1977 Standard Door Panel; 1970-1977 Deluxe Door Panel; 1978-1982 Door Panel; Handles & Locks; ... 1956-1982 Door Lock Cylinder; 1963-1977 Fuel Filler Neck; 1968-1975 Rear Vent Door; 1968-1975 Soft Top Latch; Interior Gaskets; 1968-1977 Interior Air …, Cylinder. The cylinder of a lock is the part that contains the locking mechanism. It is the …, Learn the anatomy and function of a door lock with a pin tumbler mechanism, such as the ones found on your front door. The guide explains the 6 main components of a door lock, such as the handle, rose, cylinder, spindle, latch assembly, deadlock, strike plate and deadlatch. It also discusses how to improve your security and bypass a lock with a credit card., If you’re looking for a way to visually organize and analyze the causes of a problem or issue, a fishbone diagram is an excellent tool to have in your arsenal. Before diving into c..., Head Jamb. One of the most important door frame parts, the top most horizontal part of a door frame is known as the head jamb. The head jamb is placed right above the door and fits like a glove when …, Avalanche, without cladding. Escalade EXT. Helps provide a finishing touch to the vehicle's exterior This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors Collision parts are designed to help promote proper and safe repair. MSRP $499.83. $325.19., Virtually any component of the door can be replaced. If you are reasonably handy and follow the instructions in your installation manual you can do some repairs yourself. Our DIY replacement parts include: Rollers and Bottom Seal. Hinges. Lift Handles. Window Inserts. We recommend the following repairs be handled by a garage door repair ..., The car door lock diagram illustrates the various parts and their functions within the lock mechanism. The primary parts include the lock cylinder, latch assembly, and exterior door handle. The lock cylinder, usually located on the door’s exterior, is where the key is inserted to unlock or lock the door. When the key is turned in the cylinder ... , Understanding how a door lock works can help us appreciate the ingenuity behind its design and make informed choices when it comes to selecting the right lock for our doors. Understanding the Basic Components. When it comes to understanding the anatomy of a door lock, it is important to familiarize yourself with its basic components., If it detects any enrolled face, the door will unlock automatically. So this is a very useful smart home project using the esp32 camera module. Circuit of the ESP32CAM Face Recognition Lock. You can easily design this smart door lock with the camera using a 12v electronic lock, ESP32 CAM module, and some basic electronics components., Arduino board: The brain of our system, responsible for controlling and managing the different components. R307 fingerprint sensor module: A feature-packed biometric reader that enables secure fingerprint authentication. LCD display: We’ll use a 16×2 I2C LCD module to provide a user-friendly interface and display relevant …, door assembly diagram Jump to Latest Follow 2K views 2 replies 2 participants last post by zboss86 Feb 10, 2018, OEM Door Parts Diagrams. Find all the Jeep door & mirror replacement parts to help get your project finished. We have an extensive inventory of replacement parts and diagrams including exploded part views of Jeep Door Parts. , 8. Water inlet valve. 1. Heating element. Located at the base of the dishwasher tub, the heating element is responsible for raising the temperature of the water during the washing cycle and the temperature of the air during the drying cycle. 2. Detergent and rinse aid dispenser. The detergent dispenser is where the dish detergent and rinse aid ..., Door Lock Diagram & Truck Rear Door Locking Set Sc 1 St Diagram. Patent us6554329 Diagram central circuit xsara door car lock saloon seekic isas shown Wiring diagram central locking kit. ... Door hinge chevy lock drivers schematic pins replace truck components need mechanism alignment install cars., Hover over part name OR part and then click to view part list. top . Sign up to receive promotions and updates from Andersen ® Windows & Doors. About Us Andersen Windows Contact Us Storm & Screen Door Parts Order Status. Product Info Warranty Shipping & Returns Andersen Corporation. ABOUT SSL CERTIFICATES. Andersen Windows 400 Series ..., Nov 21, 2012 ... Power door lock, unlock, trunk luggage compartment, keypad switch assembly is not working. had checked fuses, currents, cables, ..., Aug 14, 2016 ... SERVICE? How?....Cheaper to just replace than someone coming out to service a door lock every year surely?...you can buy these locks ..., Carefully reattach the door panel back onto the door, ensuring that any screws or clips are properly secured. Take your time to align and snap the panel back into place. 9. Test the door latch assembly. Once the repair is complete, test the Ford F250 door latch assembly by opening and closing the door multiple times., Have you ever found yourself locked out of your car, desperately trying to figure out how to open the door? It can be a frustrating and stressful situation, especially if you’re in..., Parts of a door frame in detail. Head – The head is the part of the door frame that sits horizontally to form the top of the frame. Legs/Jambs – These are the terms commonly used to refer to the vertical components that form the sides of the door frame. Stops – The stops are what the door rests against when closed, and are an integral ..., It is placed before the door knob. 3. Cylinder or Lock Body: ( Parts of Door Knob) The cylinder is the principal part of the door knob where we insert or embed the key. This cylinder is likewise called a lock body. The lock body comprises the all-out locking mechanism of the door lock. It comprises a spring and a few spring-loaded pins. To open ...