5310-00-840-6904

Find complete technical information, availability, and procurement data for: 5310-00-840-6904
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-840-6904

Item Name Code

15933

Assigment Date

01/01/1962 (64 years ago)

2.735 inches minimum and 2.745 inches maximum outside diameter, 0.130 inches nominal recess depth, 0.810 inches nominal hole diameter, 1.380 inches nominal recess diameter, 0.250 inches nominal overall height

Product Characteristics

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

Hole Diameter: 0.810 inches nominal
Outside Diameter: 2.735 inches minimum and 2.745 inches maximum
Overall Height: 0.250 inches nominal
Recess Diameter: 1.380 inches nominal
Recess Depth: 0.130 inches nominal
Hardness Rating: 301.0 brinell hultgren minimum and 336.0 brinell hultgren maximum
Heat Treatment: quenched and tempered
Material: steel comp 4140 or steel comp 5140 or steel comp 8640 or steel comp 8740 overall
Style Designator: recessed

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
10892348	Recessed Washer

FAQs

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

What is the FSCG of the NSN 5310-00-840-6904?

The FSCG of the NSN 5310-00-840-6904 is 5310

Does the NSN 5310-00-840-6904 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-840-6904 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 5310-00-840-6904 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-840-6904 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 5310-00-840-6904 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962