Round Push-On Caps | McMaster-Carr

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4,496 Products

Building and Machinery Hardware

Protective Caps

Protect just about anything, including pipe, flanges, screws, and posts

927 products

Protective Plugs

Insert into holes in pipe, containers, panels, and parts to keep out debris

900 products

T-Slotted Framing End Caps

Snap onto T-slotted rail ends to cover sharp edges and keep out dust

33 products

Locking-Slotted Framing and Fittings

Make platforms, bases, and other structures that stand up to more movement than T-slotted framing

1 product

Knobs

Position, tighten, and secure fixtures and equipment

52 products

Keyhead Covers

Color-code your keys for easy identification

2 products

Hand Grips

Cover handles so they're more comfortable and secure to hold

167 products

Leveling Mount Inserts

Slip onto equipment and furniture to add threaded-stud leveling feet

81 products

Protective Feet

Add to furniture and light equipment to protect floors from scratches and wear

15 products

Leveling Mounts

Level machines and workbenches on uneven surfaces, reduce vibration, and protect floors

10 products

Fluid Handling

Tube End Caps

Cover the ends of tube to keep out dirt and debris

46 products

Tube End Plugs

Insert into the ends of tube to keep out dirt and debris

102 products

Tube Fittings

Make threaded, push to connect, barbed, and other types of connections between lengths of tube

264 products

Hose and Hose Fittings

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

1,301 products

Pipe and Pipe Fittings

Generally thicker and more rigid than tubing for distributing liquids and gases through your facility

9 products

Bore Sealing Plugs

Permanently seal unthreaded holes in pneumatic and hydraulic components

73 products

Electrical

Electrical Enclosure Plugs

Block or seal holes in outlet boxes and enclosures to keep out debris, dust, and moisture

76 products

Heat-Shrink Tubing End Caps

Seal moisture out of crimped electrical connections

4 products

Outlet Box Covers

Enclose wiring for outlets and switches or block off unused components

3 products

Electrical Sockets

Pair with plugs or receptacles to transmit power or data

28 products

Electrical Plugs

Pair with sockets or receptacles to transmit power or data

42 products

Fastening and Joining

Standoff Caps

Create a finished look on standoffs and protect them from dirt and debris

66 products

Heating, Ventilation, and Air Conditioning

Duct and Duct Fittings

Circulate air through HVAC systems using round, rectangular, and fabric duct

108 products

Chimney Pipe and Fittings

Exhaust hot air and fumes from boilers, furnaces, and stoves

12 products

Fabricating and Machining

Clamp Holding Screw Tips

Cover metal holding screws to protect workpieces from scratches

6 products

Fixture Plate Plugs

Keep chips and shavings from clogging or damaging unused holes on fixture plates in milling machines

1 product

Facility and Grounds Maintenance

Rebar Caps

Brightly colored to alert workers to exposed rebar and pipe

4 products

Containers, Storage, and Furniture

Dust Covers

Stretch over drums, pails, and other objects to keep out dust and debris

6 products

Communication

Tamper-Evident Seals

Secure hasps, latches, and other connections to visibly indicate tampering

2 products

Labels

Stick onto items to identify or convey information about them

14 products

Safety Equipment

Earplugs

Protect your hearing in loud environments without the bulk of earmuffs

1 product