M14 Nuts | McMaster-Carr

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System of Measurement

Thread Size

4-40 to 5/16"-32

Thread Pitch

Nut Type

Height

Hex Nut Profile

Material

Stainless Steel

Fastener Strength Grade/Class

Width

Finish

Corrosion-Resistant Coated

Phosphate Coated

Zinc Yellow-Chromate Plated

Thread Spacing

Thread Type

Thread Direction

Locking Type

Distorted Thread

Fastener Strength Rating

Specifications Met

Performance

Corrosion Resistant

Vibration Resistant

Thread Fit

Metric Class 4H5H

Metric Class 6g

Metric Class 6G

Metric Class 6H

RoHS

Compliant with Exemptions

Export Control Classification Number (ECCN)

DFARS Specialty Metals

REACH

Drive Style

Length

Flange Thickness

Flange Diameter

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219 Products

Fastening and Joining

Hex Nuts

Handle most general fastening needs

Locknuts

Hold fasteners in place to prevent loosening from vibration

Flange Nuts

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

Panel Nuts

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

Lug Nuts

Secure pneumatic wheels to axles

Coupling Nuts

Connect and extend threaded rods

Cap Nuts

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

Socket Nuts

Install in recessed holes and tight spots where a wrench won’t fit; also known as Allen nuts

Easy to tighten and loosen by hand for making frequent adjustments

Weld Nuts

Weld to metal surfaces to add permanent threads

Threaded Inserts

Threaded Inserts

Create new threads or repair stripped threads

Power Transmission

Shock Absorber Mounting Nuts

Shock Absorber Mounting Nuts

Secure shock absorbers after threading them into mounting blocks

Bearing Nuts

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

Ball Screws and Nuts

Ball Screws and Nuts

Provide smooth travel where high speeds, accurate positioning, and repeatable movement are required

Fabricating and Machining

T-Slot Nuts

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

Setup Studs

Secure setup clamps and fixtures to your machine table or assemble heavy machines

Lathe Chuck Jaw Nuts

Lathe Chuck Jaw Nuts

Secure jaws to a CNC lathe chuck

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