Quarter-Turn | McMaster-Carr

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How can we improve?

5,521 Products

Building and Machinery Hardware

Cam Locks and Latches

Secure drawers, cabinets, mailboxes, and other enclosures

859 products

Turn Latches

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

13 products

Slide-Bolt Latches

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

1 product

Draw Latches

Pull toolbox and other container lids closed and secure them

20 products

Multipoint Latches

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

74 products

Lock Cylinders

Install in doors to lock and unlock them with a key

7 products

Cam Lock and Latch Handles

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

4 products

Multipoint Latch Conversion Kits

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

12 products

Cam Lock and Latch Covers

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

3 products

Deadbolt Locks

Require a key or combination to unlock from the outside

23 products

Flush Bolt Locks

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

12 products

Cam Lock and Latch Padlock Brackets

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

2 products

Gate Latches

Restrict unwanted entry to gated areas

4 products

Drawer and Cabinet Deadbolt Locks

Secure wooden drawers and cabinet doors with a key

116 products

Fastening and Joining

Captive Panel Screws

Secure panels and enclosures while still having access to them

82 products

Turn-Button Fastener Bases

Mate with turn-button fastener eyelets to secure fabrics to solid surfaces

6 products

Turn-Button Fastener Eyelets

Pair with turn-button fastener bases to secure fabrics to solid surfaces

3 products

Spring Plungers

Apply accurate, consistent pressure for positioning, indexing, and ejecting parts

269 products

Fabricating and Machining

Fixture Clamps

Secure your workpiece to a fixture table so it won't move during machining

9 products

T-Slot Nuts

Combine with setup studs or bolts to mount fixtures to machine tables

30 products

Fluid Handling

Manual On-Off Valves

Start and stop flow through a line

2,786 products

Flow-Adjustment Valves

Gradually open and close to control the volume of air and liquids through a line

299 products

Drain Valves

Vent air or discharge liquids to remove excess fluid from your system

10 products

Diverting Valves

Redirect flow between ports

231 products

Pilot Valves

Control air supply to the actuator in other valves

7 products

Check Valves

Permit flow in only one direction by closing when flow stops or reverses

29 products

Directional Control Valves

Manage the flow of fluids to move equipment in air- and hydraulic-powered systems

4 products

Sampling Valves

Drain a small amount of liquid or gas for inspection without disrupting flow

6 products

Valve Bodies

Attach to actuators to automatically or manually control flow in your line

11 products

Motor-Actuated On-Off Valves

An electric motor handles higher flow rates and pressures than solenoid valves

69 products

Air-Actuated On-Off Valves

Operate on compressed air to start and stop flow faster than motor-driven valves

100 products

Proportional Mixers

Dilute detergents, sanitizers, coolants, and soluble oils directly from your drum

5 products

Hose and Hose Fittings

Flexible and stronger than tubing; often used to convey liquids and gases under pressure

2 products

Power Transmission

Safety Lockout Valves

Prevent accidental start-up when servicing equipment

57 products

Hydraulic On-Off Valves

Control the flow in high-pressure hydraulic systems

36 products

Containers, Storage, and Furniture

Locker Locks

Restrict access to lockers and their contents

25 products

Facility and Grounds Maintenance

Garden Hose Valves

Start and stop the flow of water through your garden hose

26 products

Water Supply Stop Valves

Shut off water to faucets, toilets, and fountains

8 products