5310-00-283-0991

Find complete technical information, availability, and procurement data for: 5310-00-283-0991
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-283-0991

Item Name Code

15938

Assigment Date

01/01/1963 (63 years ago)

0.093 inches minimum and 0.095 inches maximum material thickness, 7.810 inches minimum and 7.830 inches maximum outside diameter, 5.130 inches minimum and 5.140 inches maximum hole diameter, 0.281 inches minimum and 0.287 inches maximum overall height, casehardened features provided

Product Characteristics

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

Hole Diameter: 5.130 inches minimum and 5.140 inches maximum
Outside Diameter: 7.810 inches minimum and 7.830 inches maximum
Overall Height: 0.281 inches minimum and 0.287 inches maximum
Material Thickness: 0.093 inches minimum and 0.095 inches maximum
Features Provided: casehardened
Hardness Rating: 42.0 rockwell c minimum and 47.0 rockwell c maximum
Heat Treatment: quenched and tempered
Material: steel comp 1065 or steel comp 1566 overall
Material Document And Classification: qq-s-700 fed spec 1st material response or mil-s-46049 mil spec 1st material response or astm a682 assn std 1st material response or sae assn std 2nd material response overall
Style Designator: spring tension

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5340-00-321-6122	No Name Available	01/01/1963

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
5310002830991	Spring Tension Washer
6766387	Spring Tension Washer
7708752	Spring Tension Washer

FAQs

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

What is the FSCG of the NSN 5310-00-283-0991?

The FSCG of the NSN 5310-00-283-0991 is 5310

Does the NSN 5310-00-283-0991 have a Schedule B code assigned?

Yes, the Schedule B code is 7318210000

Does NSN 5310-00-283-0991 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 5310-00-283-0991 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-283-0991 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 5310-00-283-0991 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963