2147923

View detailed technical data, stock status, and sourcing information for: 2147923
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-390-1586

Item Name Code

15933

Assigment Date

03/28/1974 (52 years ago)

An externally threaded fastener the head of which is usually flat with a periphery not concentric to the bolt shank. The head is not designed for wrenching. It may have a drive feature located at the threaded end, which can be used to rotate the screw and eccentric head into a locking position to secure a flanged or groove component.

0.065 inches minimum and 0.070 inches maximum material thickness, 0.150 inches minimum and 0.160 inches maximum top recess diameter, 0.1245 inches minimum and 0.1255 inches maximum hole diameter, 0.302 inches minimum and 0.322 inches maximum outside diameter, 60.0 degrees nominal bottom recess angle

Product Characteristics

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

Hole Diameter: 0.1245 inches minimum and 0.1255 inches maximum
Outside Diameter: 0.302 inches minimum and 0.322 inches maximum
Material Thickness: 0.065 inches minimum and 0.070 inches maximum
Top Recess Diameter: 0.150 inches minimum and 0.160 inches maximum
Bottom Recess Angle: 60.0 degrees nominal
Top Recess Angle: 60.0 degrees nominal
Bottom Recess Diameter: 0.150 inches minimum and 0.160 inches maximum
Surface Finish: 63.0 microinches bottom
Surface Finish: 63.0 microinches top
Material: steel comp 321 overall
Material Document And Classification: ams5510 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
2147923	Recessed Washer

FAQs

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

What is the FSCG of the NSN 5310-00-390-1586?

The FSCG of the NSN 5310-00-390-1586 is 5310

Does the NSN 5310-00-390-1586 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-390-1586 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 5310-00-390-1586 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-390-1586 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 5310-00-390-1586 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Thu, Mar 28, 1974