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5310-01-157-2001

Flat Washer

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Official Item Classification

Name
Flat Washer
(NSN) National Stock Number
5310-01-157-2001
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5310 Nuts and Washers
(INC) Item Name Code
13393
(FIIG) Federal Item Identification Guide
A022B0
Date
06/30/1983 (43 years ago)

5.001 inches minimum and 5.002 inches maximum hole diameter, rectangular cross-sectional shape style, round center hole shape style, 1.000 inches nominal thickness, round peripheral shape style

Specs & Compatibility

Cross-Sectional Shape Style

rectangular

Hole Diameter

5.001 inches minimum and 5.002 inches maximum

Peripheral Shape Style

round

Center Hole Shape Style

round

Thickness

1.000 inches nominal

Overall Diameter

6.750 inches nominal

Inside Left Corner Chamfer Angle

45.0 degrees nominal

Surface Finish

63.0 microinches bottom

Surface Finish

63.0 microinches inner

Surface Finish

63.0 microinches top

Material Document And Classification

qq-c-00465 fed spec all material responses overall

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0013393

Related Hardware Products

Part Number Description
201-4684482 ITEM 20 Flat Washer

Frequently Asked Questions

What is the FSCG of the NSN 5310-01-157-2001?
The FSCG of the NSN 5310-01-157-2001 is 5310
Does NSN 5310-01-157-2001 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 5310-01-157-2001 contain precious materials?
Item does not contain precious metal.
Does NSN 5310-01-157-2001 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 5310-01-157-2001 was assigned to the Federal Catalog?
It was assigned 43 years ago, on Thu, Jun 30, 1983