Security Locks | McMaster-Carr

Filter by

Material

Keying

Without Lock Cylinder

Mount Type

Color

Opens With

System of Measurement

Latching Distance

Handle Style

Finish

Copper Nickel Chrome Plated

Nickel Cadmium Plated

RoHS

Compliant with Exemptions

Not Compliant

REACH

Compliant

Not Compliant

DFARS Specialty Metals

Exempt

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Yes

Export Control Classification Number (ECCN)

Lock Type

Cam Latch Type

Shackle Diameter

Mounting Location

Vertical Shackle Clearance

Unlocks With

Key-Controlled Combination

For Use On

Through-Hole Diameter

Number of Keys Included

Shackle Type

Body Material

Body Color

5,206 Products

Most Likely Products

Padlocks

Shackle objects together, such as a door and its frame, to prevent theft or unauthorized entry

1,129 products

Cam Latches

Secure drawers, cabinets, mailboxes, and other enclosures

1,095 products

Draw Latches

Pull toolbox and other container lids closed and secure them

468 products

Keypad Door Controls

Enter a code to operate electromagnetic locks, electric door strikes, and other access controls

3 products

Deadbolt Locks

Require a key or combination to unlock from the outside

40 products

Door Lock Plates

Temporarily secure doors with a padlock when repairing or replacing their handle

1 product

All Results

Building and Machinery Hardware

Padlocks

Shackle objects together, such as a door and its frame, to prevent theft or unauthorized entry

1,129 products

Cam Latches

Secure drawers, cabinets, mailboxes, and other enclosures

1,095 products

Draw Latches

Pull toolbox and other container lids closed and secure them

468 products

Deadbolt Locks

Require a key or combination to unlock from the outside

40 products

Door Lock Plates

Temporarily secure doors with a padlock when repairing or replacing their handle

1 product

Cable Locks

Wrap around gates, tools, and equipment to prevent break-ins or theft

16 products

Lock Cylinders

Install in doors to lock and unlock them with a key

33 products

Hasps

Swing the arm over the strike plate and secure with a padlock or key to lock doors and containers

72 products

Chain Locks

Harder to cut than cable, loop around tools and gates for extra security against theft or break-ins

1 product

Slide-Bolt Latches

Slide the bolt to secure everything from swinging gates to overhead garage doors

120 products

Push-to-Close Latches

Automatically hold doors shut when you push them closed

320 products

Drawer and Cabinet Deadbolt Locks

Secure wooden drawers and cabinet doors with a key

116 products

Padlockable Eyes

Mount to a door and its frame and secure with a padlock to keep doors closed

4 products

Hasp Strike Plates

Receive the arm of your hasp and secure with a padlock to lock doors and containers

4 products

Window Latches

Hold windows and screens closed for security or open for ventilation

9 products

Cam Latch Padlock Brackets

Mount to cam locks or latches without a handle to add a padlock for security

2 products

Cargo Door Locks

Secure delivery truck and shipping container doors to protect cargo from theft

18 products

Flush Bolt Locks

Prevent double doors from being opened, or lock one door while the other stays unlocked

12 products

Rotary Latches

Open doors around corners and other obstructions; adjust for misalignment when closing

44 products

Door Strike Plates

Reinforce the area where the latch meets the frame to protect it from friction

1 product

Multipoint Latches

Secure tall cabinets and trailer doors at multiple spots along their frame for extra holding power

89 products

Swinging Latches

Swing the arm into the strike plate to keep shed, refrigerator, and other doors closed

61 products

Gate Latches

Restrict unwanted entry to gated areas

23 products

Push Bars

Open doors with a push; often found on emergency exits

98 products

Magnetic Latches

Stop storage cabinets from swinging open when shut

144 products

Electromagnetic Locks

Control who enters through doors using a switch or keypad without replacing internal hardware

14 products

Turn Latches

Keep hatches, panels, and small doors shut with the twist of a handle

13 products

Padlock Hanging Chains

Attach padlocks that aren't in use to walls and workstations to prevent losing them

9 products

Cam Latch Handles

Grab and pull to open a door when the cam lock or latch doesn't have a handle

4 products

Cam Latch Covers

Seal off cam locks and latches so dust, dirt, and water don't get in

3 products

Multipoint Latch Conversion Kits

Turn your single-point lock or latch into a system that fastens doors at multiple points

12 products

Door Locking Bars

Mount across doorways to protect against forced entry

5 products

Wheel Clamp Locks

Lock a wheel to prevent forklifts, tuggers, and other vehicles from moving

5 products

Keypad Door Controls

Enter a code to operate electromagnetic locks, electric door strikes, and other access controls

3 products

Lock Rekeying Pins

Change your lock's pins so it will open with a different key

6 products

Lockouts

Ensure that machines stay turned off to prevent accidents during maintenance work

266 products

Door Handles and Knobs

Open and close latching doors

222 products

Door Installation Kits

Complete your door installation with a handle or knob, strike plate, and hinges

12 products

Window Opener Handles

Replace handles instead of the entire opener to operate crank-to-open windows

2 products

Window Openers

Operate crank- or push-to-open casement and awning windows

3 products

Window Balancers

Suspend, lift, or lower objects that move vertically in a track such as windows, doors, and panels

32 products

Tablet, Laptop, and Mobile Device Mounts

Hold and position your electronic devices so they're in sight and within reach

7 products

Electrical Power, Networking, and Controlling

Data Port Locks

Block USB or Ethernet ports from unauthorized use

9 products

Fabricating and Machining

Window Poles

Open and close windows

2 products

Power Transmission

Compressed Air Regulator Locks

Lock over your regulator knob to prevent unwanted pressure changes

6 products

Material Handling

Hitch-Ball Coupler Locks

Insert into the hitch-ball coupler latch or socket on your trailer to prevent theft

4 products

Containers, Storage, and Furniture

Toilet Partitions

Separate toilets and urinals for privacy

88 products

Toilet Partition Color Samples

See the color choices before ordering toilet partitions

3 products

Toilet Partition Latches

Replace the latch on your toilet partition door

20 products

Toilet Partition Mounting Hardware

Mount and connect toilet and urinal partition components

11 products

Toilet Partition Door Hardware

Replace the hinges, latches, hooks, and handles on toilet partitions

6 products

Toilet Partition Trim Shoes

Replace the trim shoes on the bottom of toilet partition columns

11 products

Cabinet Locking Bars

Block multiple cabinet drawers at once so they can't be opened

5 products

Locker Locks

Restrict access to lockers and their contents

34 products

File Cabinet Locking Bars

Block multiple file cabinet drawers at once so they can't be opened

21 products

Communication

Audible Alarms/Indicator Lights

Alert people with both light and sound

2 products

Audible Door Alarms

An alarm sounds if someone opens a door without using the code or key

7 products