5310-00-902-9921

Find complete technical information, availability, and procurement data for: 5310-00-902-9921
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-902-9921

Item Name Code

15930

Assigment Date

01/01/1960 (66 years ago)

0.190 inches minimum and 0.210 inches maximum material thickness, 0.401 inches minimum and 0.409 inches maximum hole diameter, 1.115 inches minimum and 1.135 inches maximum radius, 0.990 inches minimum and 1.010 inches maximum outside diameter, 1.000 inches nominal recess diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Hole Diameter: 0.401 inches minimum and 0.409 inches maximum
Radius: 1.115 inches minimum and 1.135 inches maximum
Outside Diameter: 0.990 inches minimum and 1.010 inches maximum
Recess Diameter: 1.000 inches nominal
Material Thickness: 0.190 inches minimum and 0.210 inches maximum
Surface Finish: 63.0 microinches all surfaces
Part Name Assigned By Controlling Agency: navy special project
Material Document And Classification: mil-s-7720 mil spec single material response overall
Surface Treatment: passivate overall
Style Designator: concave

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
541608-1	Concave Washer

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5310-00-902-9921?

The FSCG of the NSN 5310-00-902-9921 is 5310

Does NSN 5310-00-902-9921 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 5310-00-902-9921 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-902-9921 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 5310-00-902-9921 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960