Iron Nuts | McMaster-Carr

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System of Measurement

Thread Size

Nut Type

Material

Component

Length

Mount Type

Threaded Through Hole

Thread Direction

Handle Style

Thread Type

Width

Handle Length

Finish

Hot-Dipped Galvanized

Pipe Size

Diameter

Thread Fit

Unified Standard Class 2A

Unified Standard Class 2B

Threading

REACH

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

Thread Pitch

Export Control Classification Number (ECCN)

EAR99

RoHS

Compliant

Compliant with Exemptions

Not Compliant

DFARS Specialty Metals

Exempt

Not Compliant

Grip Style

Wing

Fastener Strength Grade/Class

304 Products

Power Transmission

Lead Screw Nuts

Mate with lead screws to move components in a straight line

38 products

Precision Lead Screw Nuts

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

44 products

Building and Machinery Hardware

Handle Nuts

Attach to threaded shafts to quickly turn the shafts by hand

35 products

Machine Handles

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

3 products

Strut Channel Nuts

Fasten on threaded rod to connect components to strut channel

2 products

Fastening and Joining

Thumb Screws

Tighten and loosen by hand without the need for tools

53 products

Hex Head Screws

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

66 products

Thumb Nuts

Easy to tighten and loosen by hand for making frequent adjustments

5 products

Fluid Handling

Pipe Locknuts

Thread onto the male end of a pipe fitting so it won't loosen from vibration

18 products

Hose Crimpers

Crimp ferrules onto hose to secure fittings

22 products

Material Handling

Eye Nuts

Pair with bolts or threaded rod to lift and hang components

13 products

Fabricating and Machining

Clamping Screw Nuts

Combine with other coil-thread components to build a fast-threading clamping assembly

5 products