Model: 1287727-9

Spring Tension Washer

Properties:

Hole Diameter

Between 0.260 inches and 0.265 inches

Outside Diameter

Between 0.438 inches and 0.458 inches

Overall Height

Between 0.042 inches and 0.080 inches

Material Thickness

Between 0.009 inches and 0.011 inches

Hardness Rating

Between 40.0 rockwell c and 50.0 rockwell c

Color

Black

Material

Steel comp 1050

Material Specification

Qq-s-700 federal specification single material response

Surface Treatment

Oxide film

Surface Treatment Specification

Mil-c-13924, cl 2 military specification single treatment response

NSN

5310-00-882-0254

Part Number

1287727-9

Description

Washer,spring Tension

CAGE

10001

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

Part 1287727-9 NSN 5310-00-882-0254

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:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

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

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