4D0053-7A18-1

Flat Washer

NSN 5310-01-391-2183

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
EA
NIIN:
013912183

Product Technical Spec.

Cross Sectional Shape:
Rectangular
Hole Diameter:
Between 0.443 inches and 0.463 inches
Edge Shape:
Round
Center Hole Shape:
1 round
Thickness:
0.041 inches
Overall Diameter:
Between 1.120 inches and 1.145 inches
Material:
Aluminum alloy 2024
Material Specification:
Qq-a-250/5 federal specification single material response
Surface Treatment:
Anodize
Surface Treatment Specification:
Mil-a-8625 military specification single treatment response
NSN:
5310-01-391-2183
Item Name:
Washer Plain
Cage Code:
58009

Cross Referenced Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
4D0053-7A18-1
Cage Code:
10630
RNCC:
3
RNVC:
2
RNAAC:
ZZ
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:
ESD:
MMAC:
BA
CRITL:
X

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Pricing & Availability

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Privacy | Terms

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

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 AIR FORCE Dept. of the Air Force
DSOR:
Import / Export
  • Schedule B: 7616108000
  • SITC: 69440
  • End Use: Finished metal shapes
  • NAICS: 332722
  • USDA: 1

Classification: Cotters, cotter-pins, washers and similar articles, of aluminum


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