Nonmetallic Bolts | McMaster-Carr

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O-Ring Material

Viton® Fluoroelastomer

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Phillips Terminal Screw

Pozidriv®

Pozidriv® Terminal Screw

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Tamper-Resistant Hex

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Metric Rounded Trapezoidal

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DFARS Specialty Metals

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

Yes

Export Control Classification Number (ECCN)

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How can we improve?

7,107 Products

Fastening and Joining

Hex Head Screws

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

618 products

Socket Head Screws

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

888 products

Thumb Screws

Tighten and loosen by hand without the need for tools

343 products

Rounded Head Screws

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

912 products

Flat Head Screws

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

513 products

Set Screws

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

380 products

Tapping Screws

Fasten a range of materials together without needing to tap the hole first

140 products

Fastener Assortments

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

1 product

Shoulder Screws

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

38 products

Captive Panel Screws

Secure panels and enclosures while still having access to them

29 products

Wood Screws

Fasten material to wood or pieces of wood to each other

4 products

Threaded Rods

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

158 products

Standoffs

Separate, position, or connect components in assemblies

191 products

Anchors

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

132 products

Binding Barrels

Create custom low-profile fasteners with binding barrel posts, caps, and screws

35 products

Rivet Nuts

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

37 products

Thread Adapters

Join threads of a different type, size, and gender

12 products

Spring Plungers

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

516 products

Rivets

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

6 products

Screwdrivers

Tighten and loosen screws

697 products

Nutdrivers

Tighten and loosen nuts and bolts

131 products

Screw Starters

Grip and start turning screws that are too small to hold or located in hard-to-reach spots

21 products

Torque-Limiting Keys

Used to install carbide inserts in cutting tools, a handle limits the amount of torque generated

42 products

Screwdriver/Nutdrivers

Quickly switch between driving screws and driving nuts

5 products

Torque Screwdrivers

Apply precise torque as you fasten screws to prevent overtightening

84 products

Speeder Handles

Crank the handle to fasten nuts and bolts quickly

3 products

L-Keys

Turn fasteners from either end and reach into tight spots

20 products

Sockets

Turn fasteners with an external drive style without slipping and damaging the drive

16 products

Magnets

Attract or repel metal objects to hang, secure, or position them

40 products

Fabricating and Machining

Clamp Holding Screw Tips

Cover metal holding screws to protect workpieces from scratches

12 products

Clamp Holding Screws

Replace worn holding screws in clamps or customize with different sizes or styles

43 products

Fixture Clamps

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

24 products

Power Transmission

Precision Lead Screw Nuts

Pair with precision lead screws for accurate starts and stops in your assembly

204 products

Precision Lead Screws

Pair with precision lead screw nuts for accurate starts and stops in your assembly

12 products

Rod Ends

Use with connecting rods to support loads and control steering, tensioning, or pivoting motion

397 products

Rod End Seals

Keep dirt out and lubrication in to extend the life of rod ends

16 products

Building and Machinery Hardware

Cam Handles

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

69 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

13 products

Door Tracks

Hang panels to slide over openings when there’s not space for a swinging door

4 products

Flush Bolt Locks

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

3 products

Deadbolt Locks

Require a key or combination to unlock from the outside

17 products

Electrical Power, Networking, and Controlling

Electrical Enclosure Fasteners

Mount components to your enclosure without worrying about leaks

3 products

Binding Posts

Test circuits before making permanent connections

13 products

Facility and Grounds Maintenance

Toilet Seat Fasteners

Secure toilet seat hinges to your toilet bowl

1 product

Toilet Mounts

Secure toilet components with flanges and hardware kits

1 product

Material Handling

U-Bolts

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

171 products

Routing Rings

Suspend wire and cable by feeding it through the eyehole

5 products

Eyebolts

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

26 products

Jacks

Lift, hold, push, and position heavy objects

21 products