Model: MS21045-20E

Hexagon Self-locking Nut

Special Features:

Elliptical lock

Properties:

Thread Class

Thread Direction

Right-hand

Locking Feature

Prevailing torque all metal design

Lubrication

Soluble lubricant

Nut Style

Hexagon

Nut Height

Between 1.300 inches and 1.454 inches

Width Across Flats

Between 1.801 inches and 1.814 inches

Tempurature Rating

450.0 degrees fahrenheit

Thread Series

Unjf

Thready Qty Per Inch (tpi)

Thread Size

1.250 inches

Bearing Surface Type

Chamfered

Bearing Surface Finish

125.0 microinches

Material

Steel

Surface Treatment

Cadmium and chromate

NSN

5310-01-416-0501

Part Number

MS21045-20E

Description

Nut,self-locking,hexagon

CAGE

96906

A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes nut (1), self-locking, cap.

Part MS21045-20E NSN 5310-01-416-0501

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

05277

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