Model: 76231C-1812

Extended Washer Self-locking Nut

Properties:

Thread Class

Thread Direction

Right-hand

Locking Feature

Prevailing torque all metal design

Washer Outside Diameter

2.050 inches

Lubrication

Dry film lubricant

Overall Height

1.570 inches

Nut Style

Double hexagon

Washer Thickness

0.115 inches

Width Across Flats

1.628 inches

Thread Series

Unjf

Thready Qty Per Inch (tpi)

Thread Size

1.125 inches

Countersink Angle

90.0 degrees both ends

Material

Nickel alloy 718

Material Specification

Ams 5662 assn standard single material response

Surface Treatment

Cadmium

Surface Treatment Specification

Qq-p-416 ty2 cl1 federal specification single treatment response

NSN

5310-01-147-0318

Part Number

76231C-1812

Description

Nut,self-locking,extended Washer

CAGE

56878

A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery. An integral feature is incorporated for locking on the threads of a mating member.

Part 76231C-1812 NSN 5310-01-147-0318

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

29729

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: 7508900000
SITC: 69975
End Use: Finished metal shapes
NAICS: 332999
USDA: 1

Freight Class: Other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire)