Model: 15971-2

Spring Tension Washer

Special Features:

Four slots on face of washer 0.040 in. Min 0.050 in. Max.

Properties:

Hole Diameter

Between 0.125 inches and 0.135 inches

Outside Diameter

Between 0.345 inches and 0.355 inches

Overall Height

Between 0.060 inches and 0.066 inches

Material Thickness

Between 0.0095 inches and 0.0115 inches

Material

Copper alloy 510 or copper alloy 524 or copper alloy 544

Material Specification

Qq-b-750 federal specification all material responses

Surface Treatment

Phosphate

NSN

5310-01-418-8515

Part Number

15971-2

Description

Washer,spring Tension

CAGE

98810

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

Part 15971-2 NSN 5310-01-418-8515

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:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

194160

UFC:

55210

LTL:

50.0

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 7415210000
SITC: 69432
End Use: Finished metal shapes
NAICS: 332722
USDA: 1

Freight Class: Copper washers including spring washers not threaded