Model: 956-053

Spring Tension Washer

Properties:

Hole Diameter

2.112 inches

Outside Diameter

2.212 inches

Overall Height

Between 0.105 inches and 0.125 inches

Material Thickness

Between 0.018 inches and 0.022 inches

Hardness Rating

Between 36.0 rockwell c and 44.0 rockwell c

Material

Copper alloy

Material Specification

Qq-c-533, alloy 172, t 1/4 h federal specification single material response

NSN

5310-00-156-0641

Part Number

956-053

Description

Washer,spring Tension

CAGE

10639

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

Part 956-053 NSN 5310-00-156-0641

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:

194120

UFC:

95100

LTL:

RATING VARIABLE

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