Model: 424731-1

Shouldered Washer

Properties:

Hole Diameter
Between 0.752 inches and 0.765 inches
Shoulder Diameter
Between 0.890 inches and 0.910 inches
Outside Diameter
Between 1.490 inches and 1.510 inches
Shoulder Height
Between 0.052 inches and 0.072 inches
Material Thickness
Between 0.177 inches and 0.197 inches
Material
Stainless steel
Surface Treatment
Passivate
Surface Treatment Specification
Mil-std-171 military standard single treatment response
Style Designator
Shouldered
NSN
5310-01-113-8268
Part Number
424731-1
Description
Washer,shouldered
CAGE

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 424731-1 NSN 5310-01-113-8268

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:
A
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
194120
UFC:
95100
LTL:
RATING VARIABLE
LCL:
--
WCC:
596
TCC:
Z
SHC:
9
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

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