Model: 74091-624

Extended Washer Self-locking Nut

Properties:

Thread Class

Thread Direction

Right-hand

Locking Feature

Prevailing torque all metal design

Washer Outside Diameter

0.631 inches

Lubrication

Dry film lubricant

Overall Height

0.375 inches

Nut Style

Double hexagon

Washer Thickness

0.060 inches

Width Across Flats

Between 0.430 inches and 0.439 inches

Thread Series

Unjf

Thready Qty Per Inch (tpi)

Thread Size

0.375 inches

Material

Nickel alloy 718

Material Specification

Ams 5662 assn standard 1st material response or ams 5663 assn standard 1st material response

NSN

5310-00-286-0090

Part Number

74091-624

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 74091-624 NSN 5310-00-286-0090

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)