Model: 1291520-1

Spring Tension Washer

Special Features:

Two holes 0.076 to 0.081 in. Dia

Properties:

Hole Diameter

Between 3.797 inches and 3.828 inches

Outside Diameter

Between 4.484 inches and 4.516 inches

Overall Height

Between 0.156 inches and 0.172 inches

Material Thickness

Between 0.024 inches and 0.026 inches

Hardness Rating

Between 36.0 rockwell c and 40.0 rockwell c

Material

Beryllium

Material Specification

Qq-c-533 federal specification single material response

Surface Treatment

Cadmium

Surface Treatment Specification

Qq-p-416, type 1, cl 2 federal specification single treatment response

NSN

5310-00-705-2772

Part Number

1291520-1

Description

Washer,spring Tension

CAGE

55972

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

Part 1291520-1 NSN 5310-00-705-2772

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:

50.0

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 8112190000
SITC: 69995
End Use: Finished metal shapes
NAICS: 331491
USDA: 1

Freight Class: Other beryllium, wrought, and articles, thereof nesoi