Model: 21058-01

Spring Tension Washer

Properties:

Hole Diameter
Between 0.252 inches and 0.254 inches
Outside Diameter
Between 0.380 inches and 0.392 inches
Overall Height
Between 0.015 inches and 0.017 inches
Material Thickness
Between 0.0080 inches and 0.0084 inches
Surface Finish
32.0 microinches all surfaces
Material
Copper alloy 170
Material Specification
Qq-c-; 33, temper 1/4 h federal specification single material response
Style Designator
Spring tension
NSN
5310-00-432-5577
Part Number
21058-01
Description
Washer,spring Tension
CAGE
06401

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

Part 21058-01 NSN 5310-00-432-5577

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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
B

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
194120
UFC:
95100
LTL:
RATING VARIABLE
LCL:
--
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7415210000
  • SITC: 69432
  • End Use: Finished metal shapes
  • NAICS: 332722
  • USDA: 1

Freight Class: Copper washers including spring washers not threaded

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