Plastic Fasteners | McMaster-Carr

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Fiberglass-Reinforced Plastic

Fiberglass-Reinforced Polypropylene

Lubricant-Filled Nylon

Polybutylene/Polycarbonate

System of Measurement

Length

Thread Size

Color

Screw Size

Width

Fastener Head Type

Maximum Temperature

RoHS

Compliant with Exemptions

Head Diameter

Export Control Classification Number (ECCN)

REACH

DFARS Specialty Metals

Thickness

Drive Style

Minimum Temperature

Mount Type

Threading

Head Height

Performance

Form

Thread Type

Metric Rounded Trapezoidal

Rivet Shank Style

14,382 Products

Fastening and Joining

Socket Head Screws

With a deeper drive than flat and rounded head screws, these withstand more torque for a tighter hold

453 products

Rounded Head Screws

Sit just above the surface for a low-profile finish and hold tighter than flat head screws

641 products

Thumb Screws

Tighten and loosen by hand without the need for tools

335 products

Hex Head Screws

Used with nuts to create a stronger joint than flat and rounded screws

315 products

Flat Head Screws

Fit in countersunk holes for a flush finish that won't snag on surrounding parts

271 products

Fastener Assortments

Keep a variety of common screws, nuts, and washers on hand

1 product

Captive Panel Screws

Secure panels and enclosures while still having access to them

28 products

Set Screws

Exert pressure at the tip to hold parts in place, unlike screws that hold material together with threads

380 products

Shoulder Screws

Rotate parts around the cylinder under the head to guide and align them during installation

38 products

Rivets

Join materials together permanently, especially when too thin or fragile to fasten with screws

144 products

Hex Nuts

Handle most general fastening needs

141 products

Thumb Nuts

Easy to tighten and loosen by hand for making frequent adjustments

40 products

Coupling Nuts

Connect and extend threaded rods

14 products

Cap Nuts

Cover and protect threads while adding a finished look; also known as acorn nuts

21 products

Locknuts

Hold fasteners in place to prevent loosening from vibration

7 products

Washers

Nearly every size and shape imaginable, from flat washers to clipped to curved

1,023 products

Insulating Washers

Isolate screws from electrical current and prevent corrosion from mating different metals

245 products

Finishing Washers

Screw heads sit flush to prevent snagging and to create a neat, finished appearance

14 products

Sealing Washers

Prevent fluids from leaking around fasteners

57 products

Cushioning Washers

Cushion joints to dampen vibration and protect them from wear

72 products

Lock Washers

Resist vibration to prevent fasteners from loosening

9 products

Binding Barrels and Caps

Create a low-profile fastener with a press or hammer

8 products

Binding Barrels and Screws

Thread together for a low-profile fastener

27 products

Quick-Release Pins

Fasten or remove components on equipment with a spring-loaded retaining ball

58 products

Dowel Pins

Align parts before assembly or use as a pivot, shaft, or hinge to join moving components

105 products

Standoffs

Threaded to separate or connect parts as well as position components in assemblies

958 products

Spacers

Unthreaded to create space between two surfaces or objects, often to align them

1,307 products

Anchors

Secure anything from signs to heavy machinery in concrete, brick, and drywall

96 products

Snap-In Nuts

Push into square holes in thin materials to add bolts for aligning off-center parts

22 products

Threaded Inserts

Create new threads or repair stripped threads

16 products

Rivet Nuts

Add threads to thin panels with access from only one side; also known as blind inserts

37 products

Threaded Rods

Anchor, connect, or hang components in a wide variety of applications

124 products

Thread Adapters

Join threads of a different type, size, and gender

5 products

Shims

Align and space components on shafts, or level machinery, cabinets, and doors

294 products

Retaining Rings

Hold components on a shaft

12 products

Shim Stock

Cut into custom shapes to align, space, and level components on dies, presses, and machinery

194 products

Fabric Snaps

Complete snaps that join fabric together or fasten fabric to surfaces

5 products

Nails

Drive into wood, plastic, drywall, and masonry

6 products

Rivet Tools

Install and remove blind, solid, hollow, and other types of rivets

4 products

Rivet Tool Wafers

Add accessories to your rivet tool or replace parts

1 product

Push Nut Installation Tools

Press nuts and retaining rings onto threaded fasteners and shafts

12 products

Socket Retaining Rings

Secure sockets and adapters to impact tools

36 products

Staplers

Air-powered, electric, cordless, and manual staplers

5 products

Snap-In Nut Tools

Compress the legs of snap-in nuts so they're easy to install and remove

Air-powered, cordless, and electric nailers

43 products

Tape

Bind, seal, and mark surfaces

1,914 products

Hook and Loop

Press interlocking pieces together to join materials

497 products

Snap-Together Fasteners

Mate the mushroom-shaped heads to join materials together with more holding power than hook and loop

54 products

Adhesives

Bond surfaces together

314 products

Material Handling

L-Track Covers

Shield unused lengths of L-Track

1 product

L-Track Cargo Nets

Use with L-Tracks to keep bulky and oddly shaped loads from shifting

1 product

L-Track Straps

Attach to L-Tracks and ratchet the buckle to tighten around cargo; also known as logistic straps

4 products

E-Track Cargo Nets

Pair with E-Tracks to contain bulky loads against the sides of vans, trucks, and trailers

1 product

E-Track Storage Bags

Attach to E-Tracks to hold objects

1 product

E-Track Straps

Add to E-Tracks to keep cargo from shifting inside vans and trailers; also known as logistic straps

16 products

E-Track D-Rings

Add flexible connection points to E-Tracks for securing loads in different directions

1 product

E-Track Webbing Tethers

Tether material to E-Tracks or use with a coupling to extend the length of an E-Track strap

2 products

Bungee Cord Locks

Position on bungee cords to create stops and keep the cords from rubbing against surfaces

7 products

Bungee Cord End Tabs

Create tie downs by pushing these end tabs onto bungee cords

1 product

Bungee Cord Sleeves

Make a loop in bungee cords to hook them onto objects

2 products

Bungee Cord Hooks

Add to bungee cords to hook them onto rings and loops

5 products

Webbing Buckles

Pair with webbing to make adjustable straps

24 products

Webbing

Create straps for holding cargo in place

36 products

Webbing Guides

Prevent webbing from twisting and use as anchor points; also known as footman's loops

2 products

Webbing Rings

Add looped connection spots

3 products

Tie-Down Rings

Use as fixed anchor points

2 products

Rope Guides

Route and protect rope

10 products

Rope Ratchets

Adjust the tension on rope tie downs

2 products

Straps for Winches and Ratchet Straps

Feed through a winch or ratchet strap to secure loads

95 products

Ratchet Straps

Connect to anchor points and tighten incrementally to increase the tension, holding cargo in place

607 products

Rope Cleats

Temporarily secure rope

12 products

Tow Straps

Tow or tie down loads

28 products

Rope Hooks

Add connection points for rope

2 products

Cable Ties

Bundle and secure cable, wire, and hose; also known as zip ties

598 products

Cable Tie Mounts

Attach to walls, machines, and other surfaces and add a cable tie to organize and secure bundles

103 products

Cable Holders

Mount to a surface to secure and route cable

124 products

Hook and Loop Straps

Pull apart and secure again and again as the size of your bundle changes

395 products

Cable Bundling Tools

Quickly organize wires, cables, and cords into bundles

2 products

Twist Ties

Wind the ends to bundle cable and wire or close bags and sacks

29 products

Loop Clamps

Hold pipe snug against the mounting surface to prevent movement that may cause breakage

66 products

Routing Rings

Suspend wire and cable by feeding it through the eyehole

5 products

U-Bolts

Anchor heavy pipe, tube, and conduit; stronger than routing clamps and hangers

99 products

Carabiners

Hook onto rope and webbing to quickly connect objects, fittings, and other lengths of rope

6 products

Eyebolts

Route rope through the loop or attach hooks and shackles for lifting

12 products

Hitch Pins

Secure hitch inserts to hitch receivers for towing

4 products

Building and Machinery Hardware

Cam Handles

For fast clamping, push down on the handle to draw two parts together

90 products

Knobs

Position, tighten, and secure fixtures and equipment

418 products

Indicating Knobs

Control devices and view settings at a glance

4 products

Machine Handles

Arms give you extra leverage to secure and position jigs, fixtures, and other equipment

5 products

Protective Caps

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

36 products

T-Slotted Framing and Fittings

The most versatile system, attach fittings along the continuous slots to build virtually anything

5 products

Strut Channel Framing and Fittings

Secure fittings in the U-shaped channel to route conduit and pipe or build other structures

11 products

Leveling Mount Inserts

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

77 products

Vibration-Damping Mounts

Attach to machinery to reduce vibration and noise and extend service life

2 products

Power Transmission

Lead Screw Nuts

Mate with lead screws to move components in a straight line

188 products

Lead Screws

Pair with lead screw nuts to move components in a straight line

4 products

Electrical

Conduit Locknuts

Secure threaded conduit fittings to knockouts in electrical boxes

51 products

DIN Rail Mounting Adapters

Attach to components not made for DIN rail and clip on to install

7 products

Battery Holders

Create an electrical connection between batteries and contacts to power equipment

6 products

Terminal and Splice Kits

Maintain a supply of extra terminals and splices to join and terminate wire

12 products

Wire Splices, Connectors, and Taps

Join wire and protect the connection

67 products

Fabricating and Machining

Clamps

Hold workpieces securely in place

352 products

Fixture Clamps

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

10 products

Drill Bushing Installation Tools

Get a good grip to press removable drill bushings into fixture plates

5 products

Facility and Grounds Maintenance

Toilet Seat Fasteners

Secure toilet seat hinges to your toilet bowl

1 product

Sink Drain Fittings

Connect tailpieces, traps, and extension tubing to drains

8 products

Tarp Fasteners

Add connection points to tarps for securing them

3 products

Safety Equipment

Fall-Arrest Harness Lanyard Holders

Attach to your harness to hold unused lanyards out of the way

2 products

Chain Barrier Links

Split in half and snap back together to securely connect lengths of chain

6 products

First-Aid Tape

Wrap around cuts, burns, and sprains

3 products

Communication

Tag Fasteners

Attach tags to clothes and other items made of fabric; use with a tag fastener gun

4 products

Tag Ties

Wrap through tag holes to connect to items such as lanyards and key rings

5 products

Tag Rings

Loop onto tags to attach them to lanyards, key rings, and other objects

1 product

Tag Fastener Guns

Pair with tag fasteners to secure tags to clothes and fabric

1 product

Name Badge Holders

Protect and display name badges on clips, lanyards, and bands

1 product

Tamper-Evident Seals

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

4 products

Fluid Handling

Pipe and Pipe Fittings

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

20 products

Hose End Safety Straps

Wrap around the levers on cam-and-groove hose fittings to prevent accidental release and spills

3 products

Tube and Tube Fittings

Typically more flexible than pipe for carrying liquids and gases in short runs around equipment

62 products

Hose and Hose Fittings

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

6 products

Containers, Storage, and Furniture

Strap Handles

Wrap around bundles and hard-to-grip objects for a more convenient carry

3 products