Model: 643779

Slotted Washer

Special Features:

Cutaway portion extends 0.562 in. From centerline to an wd of 1.500 in

Properties:

Hole Diameter

Between 0.849 inches and 0.853 inches

Outside Diameter

1.250 inches

Material Thickness

Between 0.062 inches and 0.068 inches

Material

Steel

Surface Treatment

Zinc and dichromate

Style Designator

Slotted

NSN

5310-00-518-6742

Part Number

643779

Description

Washer,slotted

CAGE

58275

A washer, round in shape, and having a centrally located hole. Its two flat parallel bearing surfaces are divided or cut along the radius, leaving a cleft, fissure, or cutaway portion across the rim which extends from the outer circumference to the washer hole and is always as large as, or larger than the diameter of the hole.

Part 643779 NSN 5310-00-518-6742

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

15936

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: 7318220000
SITC: 69422
End Use: Finished metal shapes
NAICS: 332722
USDA: 1

Freight Class: Washers other than lock washers, iron or steel