Model: 143738

Spring Tension Washer

Properties:

Hole Diameter
3.047 inches
Outside Diameter
3.916 inches
Overall Height
0.258 inches
Material Thickness
0.042 inches
Material
Steel
Material Specification
Qq-s-777 federal specification single material response
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416, type 2, class 1 federal specification single treatment response
NSN
5310-01-138-8502
Part Number
143738
Description
Washer,spring Tension
CAGE
21877

A bent spring metal washer with a centrally located hole. It is designed to exert pressure axially when assembled in place.

Part 143738 NSN 5310-01-138-8502

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
15938
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:
50.0
WCC:
713
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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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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