5310-00-128-7284

Find complete technical information, availability, and procurement data for: 5310-00-128-7284
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-128-7284

Item Name Code

15938

Assigment Date

12/20/1968 (57 years ago)

A bent spring metal washer with a centrally located hole. It is designed to exert pressure axially when assembled in place.

2.355 inches maximum outside diameter, 0.335 inches nominal overall height, 84.5 rockwell superficial 15-n minimum and 87.9 rockwell superficial 15-n maximum hardness rating, 1.900 inches minimum hole diameter, 0.022 inches nominal material thickness

Product Characteristics

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

Hole Diameter: 1.900 inches minimum
Outside Diameter: 2.355 inches maximum
Overall Height: 0.335 inches nominal
Material Thickness: 0.022 inches nominal
Hardness Rating: 84.5 rockwell superficial 15-n minimum and 87.9 rockwell superficial 15-n maximum
Part Name Assigned By Controlling Agency: washer
Special Features: material can be st1065 thru st1095
Heat Treatment: quenched and tempered
Color: black overall
Material: steel comp 1065 or steel comp 1095 overall
Material Document And Classification: qq-s-777 mil std single material response overall
Surface Treatment: oxide film overall
Surface Treatment Document And Classification: mil-c-13924,cl 1 mil spec single treatment response overall
Style Designator: spring tension

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
5310001287284	Spring Tension Washer
8565572	Spring Tension Washer

FAQs

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

What is the FSCG of the NSN 5310-00-128-7284?

The FSCG of the NSN 5310-00-128-7284 is 5310

Does the NSN 5310-00-128-7284 have a Schedule B code assigned?

Yes, the Schedule B code is 7318210000

Does NSN 5310-00-128-7284 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 5310-00-128-7284 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-128-7284 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 5310-00-128-7284 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Fri, Dec 20, 1968