4-48 Nuts | McMaster-Carr

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System of Measurement

Thread Size

4-40 to 5/16"-32

Width

Material

Stainless Steel

Nut Type

Height

Thread Spacing

Thread Type

Hex Nut Profile

Locking Type

Thread Direction

Hex Size

Finish

RoHS

Specifications Met

Export Control Classification Number (ECCN)

REACH

DFARS Specialty Metals

Thread Fit

Unified Standard Class 2A

Unified Standard Class 2B

Drive Style

Performance

Corrosion Resistant

Vibration Resistant

Fastener Strength Rating

Shape

Washer Material

400 Series Stainless Steel

Military Specification

Hex Length

How can we improve?

24 Products

Fastening and Joining

Hex Nuts

Handle most general fastening needs

Locknuts

Hold fasteners in place to prevent loosening from vibration

Cap Nuts

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

Thread Adapters

Thread Adapters

Join threads of a different type, size, and gender

Threaded Inserts

Threaded Inserts

Create new threads or repair stripped threads

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