S8157N581-002

Flat Washer

NSN 5310-01-478-8243

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
EA
NIIN:
014788243

Technical Specifications of NSN

Cross Sectional Shape:
Rectangular
Hole Diameter:
Between 1.370 inches and 1.390 inches
Edge Shape:
Round
Center Hole Shape:
1 round
Thickness:
0.002 inches
Overall Diameter:
Between 1.850 inches and 1.860 inches
End Application:
Aircraft fighter-first (f18 3f); arr list code
Criticality Code Justification:
Agav
Part Name Assigned By Controlling Agency:
Inavy: washer, special mi; dwg: washer, special miscellaneous materials
Material:
Steel comp 321 or steel comp 301 or steel comp 302 or steel comp 316 or steel comp 303
Material Specification:
Ams 5510 assn standard 1st material response or mil-s-5059 military specification 2nd material response or mil-s-5059 military specification 3rd material response or mil-s-5059 military specification 4th material response or astm a582 assn standard 5th material response
NSN:
5310-01-478-8243
Item Name:
Washer,belleville
Cage Code:
0ZWK8

Other Related Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
C365538157N581-002
Cage Code:
0ZWK8
RNCC:
3
RNVC:
2
RNAAC:
KE
Status:
A
MSDS:
SADC:

Part Identification

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
13393
FIIG:
A022B0
Concept No.:
1
App. Key:
B
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:
A
ESD:
A
ESD:
A
MMAC:
CRITL:
Y

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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Privacy | Terms

Definition Definition of approved item name (AIN): "Belleville Washer"

A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use shim. For items fabricated from ceramic or electrically rated materials by specification or industry standards use insulator (1), washer. Excludes disk, valve, graphite impregnated and lubricated items.

MOE Major Organizational Entities

Entity
DSOR
User:
DEPARTMENT OF THE NAVY Dept. of the Navy
DSOR:
Import / Export
  • Schedule B: 7318220000
  • SITC: 69422
  • End Use: Finished metal shapes
  • NAICS: 332722
  • USDA: 1

Classification: Washers other than lock washers, iron or steel


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