2-56 Locknuts | McMaster-Carr

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Nut Type

Material

Stainless Steel

Width

Locking Type

Distorted Thread

Hex Nut Profile

Performance

Corrosion Resistant

High Temperature

Vibration Resistant

Specifications Met

Height

Finish

Cadmium Yellow-Chromate Plated

Military Specification

Flange Diameter

Thread Spacing

Certification

System of Measurement

Thread Direction

Thread Type

Distorted Thread Type

Fastener Strength Rating

DFARS Specialty Metals

REACH

Export Control Classification Number (ECCN)

RoHS

Color

Flange Thickness

Maximum Temperature

Less than 250° F

How can we improve?

12 Products

Fastening and Joining

Locknuts

Hold fasteners in place to prevent loosening from vibration

Flange Nuts

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

Press-Fit Nuts

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

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