5310-01-021-6876

Find complete technical information, availability, and procurement data for: 5310-01-021-6876
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-021-6876

Item Name Code

15933

Assigment Date

05/18/1976 (50 years ago)

40.0 rockwell c minimum hardness rating, 0.158 inches minimum and 0.160 inches maximum top recess diameter, 0.049 inches minimum and 0.050 inches maximum material thickness, 0.415 inches minimum and 0.425 inches maximum outside diameter, 0.1575 inches minimum and 0.1590 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.

Hole Diameter: 0.1575 inches minimum and 0.1590 inches maximum
Outside Diameter: 0.415 inches minimum and 0.425 inches maximum
Material Thickness: 0.049 inches minimum and 0.050 inches maximum
Hardness Rating: 40.0 rockwell c minimum
Top Recess Diameter: 0.158 inches minimum and 0.160 inches maximum
Bottom Recess Diameter: 0.158 inches minimum and 0.160 inches maximum
Surface Finish: 32.0 microinches all surfaces
Surface Finish: 32.0 microinches bottom
Special Features: material: steel comp 303f overall
Material: steel overall
Material Document And Classification: ams 5643 assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: tc 668 05624 mfr ref single treatment response overall
Style Designator: recessed both sides

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
CYRD374-1	Recessed Washer

FAQs

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

What is the FSCG of the NSN 5310-01-021-6876?

The FSCG of the NSN 5310-01-021-6876 is 5310

Does the NSN 5310-01-021-6876 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-01-021-6876 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 5310-01-021-6876 contain precious materials?

Precious metal content is unknown

Does NSN 5310-01-021-6876 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 5310-01-021-6876 was assigned to the Federal Catalog?

It was assigned 50 years ago, on Tue, May 18, 1976