Model: 6511253-1

Spring Tension Washer

Special Features:

Four slots in periphery, 90.0 degrees apart, 0.020 in. W, 0.110 in. Lg; sq flat surface, one side

Properties:

Hole Diameter

0.120 inches

Outside Diameter

0.452 inches

Overall Height

0.060 inches

Material Thickness

Between 0.004 inches and 0.006 inches

Part Name Assigned By Controlling Agency

Navy special project

Material

Copper alloy 170 and copper alloy 172

Material Specification

Astm b194 assn standard single material response

Style Designator

Spring tension

NSN

5310-01-328-2052

Part Number

6511253-1

Description

Washer,spring Tension

CAGE

03640

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

Part 6511253-1 NSN 5310-01-328-2052

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