Model: 456257

Double Hexagon Self-locking Nut

Properties:

Thread Class

Thread Direction

Right-hand

Locking Feature

Prevailing torque all metal design

Nut Style

Double hexagon

Nut Height

Between 0.459 inches and 0.469 inches

Width Across Flats

Between 0.492 inches and 0.502 inches

Tempurature Rating

Not rated

Thread Series

Unf

Thready Qty Per Inch (tpi)

Hardness Rating

Not rated

Thread Size

0.375 inches

Bearing Surface Type

Any acceptable

Material

Steel comp 1137

Material Specification

Ams 5024 assn standard single material response

Surface Treatment

Cadmium

NSN

5310-00-964-0844

Part Number

456257

Description

Nut,self-locking,double Hexagon

CAGE

77445

A nut having 12 drive points and 24 sides. The bearing surface may be washer faced. An integral locking feature is incorporated in the design of the head or in the threads.

Part 456257 NSN 5310-00-964-0844

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

05276

FIIG:

A021A0

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

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Schedule B and Export

Schedule B: 7318160000
SITC: 69421
End Use: Finished metal shapes
NAICS: 332722
USDA: 1

Freight Class: Nuts of iron or steel