04-10311

View detailed technical data, stock status, and sourcing information for: 04-10311
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-304-7980

Item Name Code

15933

Assigment Date

10/17/1973 (52 years ago)

0.063 inches nominal material thickness, 28.0 rockwell c minimum and 37.0 rockwell c maximum hardness rating, 0.425 inches minimum and 0.440 inches maximum top recess diameter, 0.812 inches nominal outside diameter, 0.390 inches minimum and 0.395 inches maximum hole 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: 0.390 inches minimum and 0.395 inches maximum
Outside Diameter: 0.812 inches nominal
Material Thickness: 0.063 inches nominal
Hardness Rating: 28.0 rockwell c minimum and 37.0 rockwell c maximum
Top Recess Diameter: 0.425 inches minimum and 0.440 inches maximum
Bottom Recess Angle: 90.0 degrees nominal
Top Recess Angle: 90.0 degrees nominal
Bottom Recess Diameter: 0.425 inches minimum and 0.440 inches maximum
Surface Finish: 40.0 microinches all surfaces
Material: steel overall
Material Document And Classification: ams 5643 assn std single material response overall
Style Designator: recessed both sides

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
04-10311	Recessed Washer

FAQs

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

What is the FSCG of the NSN 5310-00-304-7980?

The FSCG of the NSN 5310-00-304-7980 is 5310

Does the NSN 5310-00-304-7980 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-304-7980 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 5310-00-304-7980 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-304-7980 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 5310-00-304-7980 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Wed, Oct 17, 1973