5310-00-540-4976

Find complete technical information, availability, and procurement data for: 5310-00-540-4976
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-540-4976

Item Name Code

13393

Assigment Date

01/01/1963 (63 years ago)

round center hole shape style, 0.057 inches minimum and 0.067 inches maximum thickness, round peripheral shape style, rectangular cross-sectional shape style, 0.271 inches minimum and 0.286 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.

Cross-Sectional Shape Style: rectangular
Hole Diameter: 0.271 inches minimum and 0.286 inches maximum
Peripheral Shape Style: round
Center Hole Shape Style: round
Thickness: 0.057 inches minimum and 0.067 inches maximum
Overall Diameter: 0.560 inches minimum and 0.580 inches maximum
Hardness Rating: 35.0 rockwell c minimum and 40.0 rockwell c maximum
Surface Finish: 50.0 microinches bottom
Surface Finish: 50.0 microinches top
Heat Treatment: as fabricated
Material: steel comp 8735 or steel comp 4130 or steel comp 8630 overall
Material Document And Classification: ams 6357 assn std 1st material response and sae assn std 2nd material response and sae assn std 3rd material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: ams 2400 assn std single treatment response or ams 2800 assn std single treatment response overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-554-1247	No Name Available	08/04/1973
5310-00-582-0130	No Name Available	09/01/1991

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
171801	Flat Washer
2810H34-047	Flat Washer
2810H34-047-3	Flat Washer

FAQs

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

What is the FSCG of the NSN 5310-00-540-4976?

The FSCG of the NSN 5310-00-540-4976 is 5310

Does the NSN 5310-00-540-4976 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-540-4976 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 5310-00-540-4976 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-540-4976 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 5310-00-540-4976 was assigned to the Federal Catalog?

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