Model: MS21043-08

Extended Washer Self-locking Nut

Properties:

Thread Class

Thread Direction

Right-hand

Locking Feature

Prevailing torque all metal design

Washer Outside Diameter

0.290 inches

Lubrication

Soluble lubricant

Overall Height

Between 0.125 inches and 0.188 inches

Nut Style

Hexagon

Washer Thickness

0.015 inches

End Application

T406-ad-400 engine

Width Across Flats

Between 0.213 inches and 0.221 inches

Tempurature Rating

800.0 degrees fahrenheit

Thread Series

Unjc

Thready Qty Per Inch (tpi)

Thread Size

0.164 inches

Material

Iron alloy 660

Material Specification

Ams 5525 assn standard single material response and ams 5731 assn standard single material response and ams 5732 assn standard single material response

Precious Material And Location

External surface silver

Surface Treatment

Silver

Surface Treatment Specification

Ams 2410 assn standard single treatment response

NSN

5310-01-505-2644

Part Number

MS21043-08

Description

Nut,self-locking,extended Washer

CAGE

1E0F1

A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery. An integral feature is incorporated for locking on the threads of a mating member.

Part MS21043-08 NSN 5310-01-505-2644

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

29730

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:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

093486

UFC:

48950

LTL:

RATING VARIABLE

LCL:

WCC:

573

TCC:

SHC:

ACC:

Construction Materials

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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