Model: 72109

Shouldered Washer

Properties:

Hole Diameter
Between 3.630 inches and 3.640 inches
Shoulder Diameter
4.187 inches
Outside Diameter
Between 5.740 inches and 5.750 inches
Shoulder Height
Between 0.065 inches and 0.067 inches
Material Thickness
Between 0.125 inches and 0.127 inches
Surface Finish
100.0 microinches all surfaces
Material
Steel comp 302
Material Specification
Qq-s-763, class 1 federal specification single material response
Surface Treatment
Passivate
Surface Treatment Specification
Gps10-030 t21a, fscm 24930 mfr ref single treatment response
Style Designator
Shouldered
NSN
5310-01-051-4366
Part Number
72109
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 72109 NSN 5310-01-051-4366

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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