21-421

Spring Tension Washer

NSN 5310-00-033-3101

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
EA
NIIN:
000333101

Product Features

Six equally spaced tabs 0.062 in. Wide with 0.031 in. Slot 0.016 in. From outside diameter to center hole

Product Technical Spec.

Hole Diameter:
Between 0.126 inches and 0.128 inches
Outside Diameter:
Between 0.249 inches and 0.251 inches
Overall Height:
0.039 inches
Material Thickness:
Between 0.010 inches and 0.012 inches
Material:
Copper alloy 510
Material Specification:
Ams 4510 assn standard single material response
Surface Treatment:
Nickel
Surface Treatment Specification:
Qq-n-290 cl 1 type 4 federal specification single treatment response
Style Designator:
Spring tension
NSN:
5310-00-033-3101
Item Name:
Spring,loading,ball Bearing
Cage Code:
35918

Cross Referenced Parts

No other part numbers with same form, fit, and function found.

Part Identification

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
15938
FIIG:
A022B0
Concept No.:
1
App. Key:
A
Cond. Code:
1
Status:
A

Part Materials

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
MMAC:
SX
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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Pricing & Availability

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Definition Definition of approved item name (AIN): "Ball Bearing Loading Spring"

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

MOE Major Organizational Entities

Entity
DSOR
User:
DEPARTMENT OF THE AIR FORCE Dept. of the Air Force
DSOR:
User:
BRAZIL Brazil
DSOR:
User:
SPAIN Spain
DSOR:
User:
AUSTRALIA Australia
DSOR:
User:
NEW ZEALAND New Zealand
DSOR:
User:
FRANCE France
DSOR:
User:
PORTUGAL Portugal
DSOR:
User:
TURKEY Turkey
DSOR:
Import / Export
  • Schedule B: 7415210000
  • SITC: 69432
  • End Use: Finished metal shapes
  • NAICS: 332722
  • USDA: 1

Classification: Copper washers including spring washers not threaded


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