Model: 497250-290

Spring Tension Washer

Properties:

Hole Diameter
Between 1.867 inches and 1.877 inches
Outside Diameter
Between 2.415 inches and 2.425 inches
Overall Height
Between 0.163 inches and 0.173 inches
Material Thickness
0.025 inches
End Application
Mwhidbey island class lsd, main feed pumps, guided missile system, ram ex43, los angeles class ssn (688), wasp class lhd, scraper (621b), close in weapon system (ciws-phalanx), forrestal class cv, arleigh burkeclass ddg
Material
Steel
Material Specification
Astm a682 assn standard single material response
NSN
5310-00-595-7484
Part Number
497250-290
Description
Washer,spring Tension
CAGE
30086

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

Part 497250-290 NSN 5310-00-595-7484

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:
SX
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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