Model: 1287011-1

Spring Tension Washer

Properties:

Hole Diameter

Between 3.000 inches and 3.031 inches

Outside Diameter

Between 3.547 inches and 3.578 inches

Overall Height

Between 0.156 inches and 0.172 inches

Material Thickness

Between 0.024 inches and 0.026 inches

Material

Beryllium

Material Specification

Qq-c-533 temper a federal specification single material response

Surface Treatment

Cadmium and chromate

Surface Treatment Specification

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

NSN

5310-00-705-2775

Part Number

1287011-1

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 1287011-1 NSN 5310-00-705-2775

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:

0.1000lbs

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:

194120

UFC:

95100

LTL:

RATING VARIABLE

LCL:

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