Model: 13D0021-053

Spring Tension Washer

Properties:

Hole Diameter

Between 0.312 inches and 0.322 inches

Outside Diameter

0.540 inches

Material Thickness

0.032 inches

Material

Steel comp 301

Material Specification

Mil-s-5059 military specification single material response

Surface Treatment

Passivate

Surface Treatment Specification

Qq-p-35 federal specification single treatment response

NSN

5310-01-416-8892

Part Number

13D0021-053

Description

Washer,spring Tension

CAGE

86928

A bent spring metal washer with a centrally located hole. It is designed to exert pressure axially when assembled in place.

Part 13D0021-053 NSN 5310-01-416-8892

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

15938

FIIG:

A022B0

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: 7318210000
SITC: 69422
End Use: Finished metal shapes
NAICS: 332722
USDA: 1

Freight Class: Spring washers and other lock washers, iron or steel