End Caps | McMaster-Carr

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11,329 Products

Most Likely Products

Protective Caps

Protective Caps

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

Protective Plugs

Protective Plugs

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

Pipe Caps

Cover the ends of pipe to keep out dirt and debris

Strut Channel Caps and Plugs

Strut Channel Caps and Plugs

Cover strut channel ends to protect from sharp edges

T-Slotted Framing End Caps

T-Slotted Framing End Caps

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

Tube End Caps

Cover the ends of tube to keep out dirt and debris

All Results

Building and Machinery Hardware

Protective Caps

Protective Caps

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

Protective Plugs

Protective Plugs

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

Strut Channel Caps and Plugs

Strut Channel Caps and Plugs

Cover strut channel ends to protect from sharp edges

Strut Channel Covers

Strut Channel Covers

Close off the channel to create a raceway for cable or add a finished look

T-Slotted Framing End Caps

T-Slotted Framing End Caps

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

T-Slotted Framing Seals

T-Slotted Framing Seals

Fill gaps around doors and panels to keep air, dust, and liquid out of T-slotted framing structures

T-Slotted Framing Mounts

T-Slotted Framing Mounts

Connect tubes, switches, casters, and other components to T-slotted rails

T-Slotted Framing Covers

T-Slotted Framing Covers

Block dust and debris from entering T-slotted rails; add a wear- or slip-resistant surface

Press-Fit Framing and Fittings

Press-Fit Framing and Fittings

Set up temporary partitions, guards, and displays using only a hammer

Bolt-Together Framing and Fittings

Bolt-Together Framing and Fittings

Fasten through equally spaced holes to build and adjust guards, tables, and racks

Slip-On Framing and Fittings

Slip-On Framing and Fittings

Insert rails into fittings and tighten screws to make guards, railings, and racks

Clamp-On Framing and Fittings

Clamp-On Framing and Fittings

Two-piece fittings let you modify assembly stations, conveyors, and racks without dismantling them

Locking-Slotted Framing and Fittings

Locking-Slotted Framing and Fittings

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

Protective Feet

Protective Feet

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

Leveling Mount Inserts

Leveling Mount Inserts

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

Leveling Mounts

Leveling Mounts

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

Fluid Handling

Pipe Caps

Cover the ends of pipe to keep out dirt and debris

Pipe Plugs

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

Pipe Flanges

Create an access point in a line by bolting two same-size flanges together with a gasket

Pipe Fittings

Form threaded, barbed, flanged, and other types of connections between lengths of pipe

Tube End Caps

Cover the ends of tube to keep out dirt and debris

Tube End Plugs

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

Tube Fittings

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

Hose and Hose Fittings

Hose and Hose Fittings

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

Thermocouple Connector Covers

Thermocouple Connector Covers

Shield thermocouple connectors from dust and debris

Breather Vents

Maintain even pressure and vacuum as temperatures change by allowing airflow in tanks and enclosures

Bore Sealing Plugs

Bore Sealing Plugs

Permanently seal unthreaded holes in pneumatic and hydraulic components

Electrical

Heat-Shrink Tubing End Caps

Heat-Shrink Tubing End Caps

Seal moisture out of crimped electrical connections

DIN Rail Spacers

DIN Rail Spacers

Slide along rails to separate and organize terminal blocks, relays, and other components

DIN Rail Caps

Guard the edges of DIN rail from damage and create a finished look

DIN Rail Stops

Keep components such as terminal locks and relays from shifting on rails

Cold-Shrink Tubing End Caps

Cold-Shrink Tubing End Caps

Seal crimped electrical connections without heat or tools to protect against moisture

Electrical-Insulating Wire Caps

Electrical-Insulating Wire Caps

Cover live wire ends to protect against shock from accidental contact

Electrical Connector Caps

Electrical Connector Caps

Protect data connectors when not in use

Data Port Plugs

Data Port Plugs

Keep dust, debris, and moisture out of unused computer ports

Electrical Connector Clips

Electrical Connector Clips

Attach to data connectors to lock them in place, repair them, or color code them

Data Port Locks

Data Port Locks

Block USB or Ethernet ports from unauthorized use

Battery Vent Caps

Battery Vent Caps

Flip open to check water levels and fill wet-cell batteries

Capacitor Boots

Capacitor Boots

Shield capacitors and wire connections to extend their service life and reduce accidental shocks

Fabricating and Machining

Clamp Holding Screw Tips

Clamp Holding Screw Tips

Cover metal holding screws to protect workpieces from scratches

Tweezer Tip Caps

Tweezer Tip Caps

Protect tweezer tips from damage

Vise Jaw Liners

Vise Jaw Liners

Place over vise jaws to protect workpieces from marring

Fixture Plate Plugs

Fixture Plate Plugs

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

Heating, Ventilation, and Air Conditioning

Duct and Duct Fittings

Duct and Duct Fittings

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

Chimney Pipe and Fittings

Chimney Pipe and Fittings

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

Air Conditioner Service Valve Caps

Air Conditioner Service Valve Caps

Seal off AC service valves to prevent refrigerant from leaking out

Fastening and Joining

Retaining Rings

Retaining Rings

Hold components on a shaft

Standoff Caps

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

Quick-Release Pin Receptacles

Quick-Release Pin Receptacles

Secure quick-release pins when you don’t have a through hole

Quick-Release Pin Retaining Caps

Quick-Release Pin Retaining Caps

Hold quick-release pins in holes that are oversized or out of round

Material Handling

Conveyor Guide Mounting Rod Caps

Conveyor Guide Mounting Rod Caps

Cover the ends of conveyor guide mounting rods for a finished look

Valve Stem Caps

Valve Stem Caps

Keep dust and debris out of tire valves

Containers, Storage, and Furniture

Stacking Caps and Targets

Stacking Caps and Targets

Turn the ends of posts into stackable shelving and rack systems

Pegboard Hook End Caps

Pegboard Hook End Caps

Slide onto the end of pegboard hooks to protect items from scratches

Dust Covers

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

Syringe Caps

Cover syringe tips when not in use to protect them and prevent leaks

Facility and Grounds Maintenance

Rebar Caps

Brightly colored to alert workers to exposed rebar and pipe

Faucet Hole Covers

Faucet Hole Covers

Close off unused faucet holes intended for soap dispensers and side sprayers

Drain Cleanouts

Drain Cleanouts

Create an access point to inspect and clean floor drain pipelines

Lubricating

Grease Fitting Caps

Grease Fitting Caps

Protect grease fittings from dirt, debris, and moisture

Coolant Dispenser Hose and Fittings

Coolant Dispenser Hose and Fittings

Snap together and position to deliver coolant, oil, water, or air in any direction

Power Transmission

Die Spring Screw Caps

Die Spring Screw Caps

Brace springs and control tension in die sets while simplifying maintenance

Safety Equipment

Fire Hydrant Caps

Fire Hydrant Caps

Pair with a hook-style spanner wrench to quickly cover and uncover fire hydrants

Fire Hydrant Plugs

Fire Hydrant Plugs

Pair with a hook-style spanner wrench to quickly seal fire hydrants and washdown equipment

Communication

Tamper-Evident Seals

Tamper-Evident Seals

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

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)