5310-01-431-3665

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Recessed Washer

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Official Item Classification

Name: Recessed Washer
(NSN) National Stock Number: 5310-01-431-3665
(FSG) Federal Supply Group: 53 Hardware and Abrasives
(FSC) Federal Supply Classification: 5310 Nuts and Washers
(INC) Item Name Code: 15933
(FIIG) Federal Item Identification Guide: A022B0
Date: 05/11/1996 (30 years ago)

17.95 millimeters minimum and 18.05 millimeters maximum outside diameter, 3.56 millimeters minimum and 4.06 millimeters maximum overall height, 9.55 millimeters minimum and 9.65 millimeters maximum hole diameter, 12.9 millimeters minimum and 13.1 millimeters maximum recess diameter, 1.35 millimeters minimum and 1.65 millimeters maximum recess depth

Specs & Compatibility

Hole Diameter

9.55 millimeters minimum and 9.65 millimeters maximum

Outside Diameter

17.95 millimeters minimum and 18.05 millimeters maximum

Overall Height

3.56 millimeters minimum and 4.06 millimeters maximum

Recess Diameter

12.9 millimeters minimum and 13.1 millimeters maximum

Recess Depth

1.35 millimeters minimum and 1.65 millimeters maximum

Material

aluminum overall

Surface Treatment

chromate overall

Style Designator

recessed

Regulatory Compliance

Precious Metals Indicator

Item does not contain precious metal.

Criticality Code

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

Hazardous Metals Indicator

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

0015933

Related Hardware Products

Part Number	Description
08360-20088	Recessed Washer

Frequently Asked Questions

What is the FSCG of the NSN 5310-01-431-3665?

The FSCG of the NSN 5310-01-431-3665 is 5310

Does the NSN 5310-01-431-3665 have a Schedule B code assigned?

Yes, the Schedule B code is 7616108000

Does NSN 5310-01-431-3665 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 5310-01-431-3665 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-431-3665 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 5310-01-431-3665 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Sat, May 11, 1996