Mounting Nuts | McMaster-Carr

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Metric Rounded Trapezoidal

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Ball Screw with One Machined End

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Metric Trapezoidal Class 7e

Metric Trapezoidal Class 7H

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Flange Diameter

13,097 Products

Most Likely Products

Screw-Mount Nuts

Mount with screws, rivets, and nails to add threads to a surface

27 products

Adhesive-Mount Nuts

Attach threads to material that’s too thin for a threaded insert

162 products

T-Slotted Framing Fasteners

Secure brackets and other accessories to T-slotted rails

277 products

Panel Nuts

Extremely thin for tight spots such as electrical panels; also known as dress nuts

117 products

Snap-In Nuts

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

98 products

Weld Nuts

Weld to metal surfaces to add permanent threads

589 products

All Results

Fastening and Joining

Screw-Mount Nuts

Mount with screws, rivets, and nails to add threads to a surface

27 products

Adhesive-Mount Nuts

Attach threads to material that’s too thin for a threaded insert

162 products

Snap-In Nuts

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

98 products

Weld Nuts

Weld to metal surfaces to add permanent threads

589 products

Press-Fit Nuts

Push into drilled or punched holes to add threads to thin panels

455 products

Rivet-Mount Nuts

Add threads in hard-to-reach areas and materials that are too thin to be tapped

42 products

Rivet Nuts

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

501 products

Clip-On Nuts

Slide onto the edge of thin panels to create a fastening point

138 products

Threaded Inserts

Create new threads or repair stripped threads

3,012 products

Push Nuts

Press onto threads for a light duty hold that’s faster to install than typical nuts

56 products

Tube-Connecting Nuts

Push inside tubes to join them with a threaded stud instead of welding

21 products

Panel Nuts

Extremely thin for tight spots such as electrical panels; also known as dress nuts

117 products

Cap Nuts

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

423 products

Tamper-Resistant Nuts

Hard to detach without special tools to prevent unwanted removal

70 products

Flange Nuts

The flange distributes pressure, so you don't need a washer

769 products

Square Nuts

Flat sides won’t spin in channels and square holes

160 products

Locknuts

Hold fasteners in place to prevent loosening from vibration

1,603 products

Slotted Round Nuts

Fasten with a screwdriver in tight spots where there's no room for a wrench

7 products

Sealing Nuts

Prevent leaks and block out contaminants with a rubber seal

27 products

Lug Nuts

Secure pneumatic wheels to axles

8 products

Thumb Nuts

Easy to tighten and loosen by hand for making frequent adjustments

502 products

Split Nuts

Swivel to attach at any point on a threaded rod for quick installation

18 products

Snap-In Nut Tools

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

3 products

Power Transmission

Shock Absorber Mounting Nuts

Secure shock absorbers after threading them into mounting blocks

24 products

Cylinder Mount Nuts

Use with a mounting block to position and secure threaded-body hydraulic cylinders

2 products

Lead Screw Nuts

Mate with lead screws to move components in a straight line

725 products

Lead Screws

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

1,053 products

Lead Screw Handles

Pair with lead screws to quickly fasten and position components by hand

22 products

Ball Screws and Nuts

Internal ball bearings roll on screws for low friction when moving components at high speeds

207 products

Rod End Nuts

Attach to rods, pipe, and tubing to make pivot and hinge points

8 products

Bearing Nuts

Hold bearings, bushings, pulleys, and gears in place on threaded shafts and spindles

412 products

Lead and Ball Screw End Supports

Brace and secure the ends of lead screws and ball screws

16 products

Ball Screw/Splines

Transmit rotary power, move loads along the shaft, or do both at once

3 products

Roller Screws and Nuts

More contact points to move heavier loads than ball and lead screw assemblies

8 products

Building and Machinery Hardware

T-Slotted Framing Fasteners

Secure brackets and other accessories to T-slotted rails

277 products

Strut Channel Framing and Fittings

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

220 products

Locking-Slotted Framing and Fittings

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

3 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

29 products

Fabricating and Machining

T-Slot Nuts

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

181 products

T-Slot Bolts

Secure clamps and workpieces to machine tables with quicker setup than a T-slot nut and stud

142 products

Fixturing Kits

Everything needed to mount workpieces of different sizes to your machine table

48 products

T-Tracks

Add fixturing to flat surfaces on machines such as table saws, CNC routers, and drill presses

17 products

Lathe Chuck Jaw Nuts

Secure jaws to a CNC lathe chuck

13 products

Clamps

Hold workpieces securely in place

17 products

Electrical

Conduit Locknuts

Secure threaded conduit fittings to knockouts in electrical boxes

119 products

Fluid Handling

Pipe and Pipe Fittings

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

119 products