5310-00-101-5871

Find complete technical information, availability, and procurement data for: 5310-00-101-5871
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-101-5871

Item Name Code

15930

Assigment Date

12/13/1972 (53 years ago)

A washer which is round with a centrally located hole. One bearing surface is smooth, flat, and unbroken, the other bearing surface is smooth, unbroken, and is recessed to form a curved or spherical contour. See also washer (1), convex. Excludes:washer (1), recessed and bearing, washer, thrust.

0.534 inches nominal hole diameter, 0.435 inches minimum and 0.440 inches maximum radius, 0.113 inches nominal recess depth, 0.175 inches nominal material thickness, 0.785 inches nominal outside 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: 0.534 inches nominal
Radius: 0.435 inches minimum and 0.440 inches maximum
Outside Diameter: 0.785 inches nominal
Recess Depth: 0.113 inches nominal
Material Thickness: 0.175 inches nominal
Hardness Rating: 38.0 rockwell c minimum and 43.0 rockwell c maximum
Heat Treatment: as fabricated
Material: steel overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 3 fed spec single treatment response overall
Style Designator: concave

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-01-226-9381	No Name Available	05/01/1989

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
3M348L6	Concave Washer
TLN1020L6W	Concave Washer

FAQs

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

What is the FSCG of the NSN 5310-00-101-5871?

The FSCG of the NSN 5310-00-101-5871 is 5310

Does the NSN 5310-00-101-5871 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-101-5871 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 5310-00-101-5871 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-101-5871 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 5310-00-101-5871 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Wed, Dec 13, 1972