5310-01-072-2903

Find complete technical information, availability, and procurement data for: 5310-01-072-2903
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-072-2903

Item Name Code

15933

Assigment Date

02/27/1979 (47 years ago)

0.310 inches minimum and 0.350 inches maximum top recess diameter, 0.249 inches minimum and 0.255 inches maximum hole diameter, 0.490 inches minimum and 0.510 inches maximum outside diameter, 0.089 inches minimum and 0.099 inches maximum material thickness, 240000 pounds per square inch minimum tensile strength

Product Characteristics

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

Hole Diameter: 0.249 inches minimum and 0.255 inches maximum
Outside Diameter: 0.490 inches minimum and 0.510 inches maximum
Material Thickness: 0.089 inches minimum and 0.099 inches maximum
Minimum Tensile Strength: 240000 pounds per square inch
Top Recess Diameter: 0.310 inches minimum and 0.350 inches maximum
Bottom Recess Angle: 89.5 degrees minimum and 90.5 degrees maximum
Top Recess Angle: 89.5 degrees minimum and 90.5 degrees maximum
Bottom Recess Diameter: 0.310 inches minimum and 0.350 inches maximum
Surface Finish: 63.0 microinches bottom
Surface Finish: 63.0 microinches top
Material: steel comp h11 overall
Material Document And Classification: ams 6485 assn std single material response or ams 6487 assn std single material response overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: mil-c-8837 cl 2 ty 2 mil spec single treatment response overall
Style Designator: recessed both sides
Specification/Standard Data: 97499-140-007 manufacturers standard

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
140-007-16-16A3	Recessed Washer

FAQs

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

What is the FSCG of the NSN 5310-01-072-2903?

The FSCG of the NSN 5310-01-072-2903 is 5310

Does the NSN 5310-01-072-2903 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-01-072-2903 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 5310-01-072-2903 contain precious materials?

Precious metal content is unknown

Does NSN 5310-01-072-2903 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 5310-01-072-2903 was assigned to the Federal Catalog?

It was assigned 47 years ago, on Tue, Feb 27, 1979