Model: G221439-56

Lock Washer

Properties:

Hole Diameter
Between 0.075 inches and 0.084 inches
Outside Diameter
0.136 inches
Material Thickness
Between 0.022 inches and 0.028 inches
Material
Steel comp 302
Material Specification
Fed standard 66, aisi 302 or sae 30302 military standard single material response
Surface Treatment
Passivate
Surface Treatment Specification
Mil-std-171, finish 5.4.1 military specification single treatment response
Style Designator
Split helical-right hand
NSN
5310-00-685-3748
Part Number
G221439-56
Description
Washer,lock
CAGE
64959

A washer which is usually round with a centrally located hole. Its edges and two bearing surfaces are so designed that applied pressure brings into play the spring tension and/or frictional locking principle which materially resists any tendency toward turning. It may be made of one or two pieces

Part G221439-56 NSN 5310-00-685-3748

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
14218
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

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
194160
UFC:
55210
LTL:
50.0
LCL:
50.0
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7318210000
  • SITC: 69422
  • End Use: Finished metal shapes
  • NAICS: 332722
  • USDA: 1

Freight Class: Spring washers and other lock washers, iron or steel

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