Model: 73639

Shouldered Washer

Special Features:

Inside diameter of shoulder and one side outside diameter has 0.031 inch by 45 degree chamfer, radius 0.052 in. Min 0.072 in. Max

Properties:

Hole Diameter
Between 1.005 inches and 1.010 inches
Shoulder Diameter
Between 1.177 inches and 1.197 inches
Outside Diameter
Between 2.865 inches and 2.885 inches
Shoulder Height
Between 0.015 inches and 0.035 inches
Material Thickness
Between 0.090 inches and 0.110 inches
Surface Finish
100.0 microinches all surfaces
Material
Steel comp 302
Material Specification
Qq-s-766 cond e federal specification single material response
Surface Treatment
Passivate
Style Designator
Shouldered
NSN
5310-00-544-5950
Part Number
73639
Description
Washer,shouldered
CAGE
24930

A washer, round in shape, and having a centrally located hole. One bearing surface is flat and unbroken, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. The thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. For items having a shoulder (boss) of greater thickness, use bearing, sleeve; bushing sleeve; or spacer, sleeve. Excludes insulator, washer and thrust type washers.

Part 73639 NSN 5310-00-544-5950

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
15934
FIIG:
A022B0
Concept No.:
1
App. Key:
A
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

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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

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