Model: 190-497

Key Washer

Properties:

Hole Diameter
Between 0.126 inches and 0.130 inches
Outside Diameter
Between 0.245 inches and 0.255 inches
External Prebent Key Length
Between 0.130 inches and 0.150 inches
External Prebent Key Width
Between 0.057 inches and 0.067 inches
Distance From Centerline To Inside Of Prebent Key
Between 0.160 inches and 0.180 inches
Material Thickness
0.043 inches
Material
Steel comp 302
Material Specification
Qq-s-766 federal specification single material response
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
Style Designator
Key
NSN
5310-01-407-7702
Part Number
190-497
Description
Washer,key
CAGE
90073

A washer of nonresilient material usually having two parallel bearing surfaces. The outside and/or inside edges have one or more protuberances. The ends and/or edges may be prebent at any angle or the protuberances may be prebent at any angle to the bearing surfaces. The keys or lugs may be fitted into keyways in adjacent material or they may be bent over after application to hold or lock one or more items in place. Excludes thrust type washer.

Part 190-497 NSN 5310-01-407-7702

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
01869
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:
194160
UFC:
55210
LTL:
50.0
LCL:
--
WCC:
713
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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