Model: 661W

Keyway Washer

Properties:

Hole Diameter

Between 1.504 inches and 1.509 inches

Outside Diameter

2.438 inches

Internal Keyway Width

Between 0.445 inches and 0.450 inches

Distance From Centerline To Bottom Of Internal Keyway

0.875 inches

Internal Keyway Quantity

Material Thickness

Between 0.147 inches and 0.149 inches

Hardness Rating

Between 40.0 rockwell c and 45.0 rockwell c

Material

Steel comp 1050

Material Specification

Qq-s-634 federal specification single material response

NSN

5310-00-350-3052

Part Number

661W

Description

Washer,keyway

CAGE

95019

A washer of nonresilient material usually having two parallel bearing surfaces. The outside and/or inside edges have one or more notches. Excludes thrust type washers.

Part 661W NSN 5310-00-350-3052

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

06158

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