M40 Nuts | McMaster-Carr

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System of Measurement

Thread Size

4-40 to 5/16"-32

Nut Type

Externally Threaded

Thread Pitch

Material

Stainless Steel

Width

Face Style

OD

Component

Thread Type

Metric Trapezoidal

Length

Height

Threading

Thread Spacing

Drive Size

Thread Fit

Metric Trapezoidal Class 7e

Metric Trapezoidal Class 7H

Metric Trapezoidal Class 8e

Travel Distance per Turn

Specifications Met

Thread Direction

Spanner Wrench Style

Diameter

Fastener Strength Grade/Class

RoHS

Compliant with Exemptions

DFARS Specialty Metals

REACH

Export Control Classification Number (ECCN)

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26 Products

Power Transmission

Lead Screw Nuts

Lead Screw Nuts

Mate with lead screws to move components in a straight line

Lead Screws

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

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

Electrical

Conduit Locknuts

Conduit Locknuts

Secure threaded conduit fittings to knockouts in electrical boxes

Fastening and Joining

Sockets

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

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