Model: 178AS193

Spring Tension Washer

Properties:

Hole Diameter
Between 0.155 inches and 0.165 inches
Outside Diameter
Between 0.235 inches and 0.245 inches
Overall Height
Between 0.033 inches and 0.053 inches
Material Thickness
0.010 inches
Hardness Rating
Between 83.0 rockwell superficial 15-n and 86.0 rockwell superficial 15-n
Material
Steel
Surface Treatment
Cadmium and chromate
Surface Treatment Specification
Qq-p-416 cl 2 type 2 federal specification single treatment response or mil-c-81562 cl 2 type 2 military specification single treatment response
NSN
5310-00-459-9187
Part Number
178AS193
Description
Washer,spring Tension
CAGE
30003

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

Part 178AS193 NSN 5310-00-459-9187

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:
U
ESD:
ESD:
MMAC:
TG
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
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:

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: 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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