5310-00-059-5327

Find complete technical information, availability, and procurement data for: 5310-00-059-5327
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-059-5327

Item Name Code

15931

Assigment Date

01/01/1961 (65 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 raised to form a curved or spherical contour. See also washer (1), concave. Excludes:bearing, washer thrust.

0.641 inches minimum and 0.671 inches maximum hole diameter, 3.125 inches nominal outside diameter, aluminum alloy 356.0 or aluminum alloy b443.0 overall material, qq-a-601,t6 fed spec 1st material response and qq-a-596 fed spec 2nd material response and mil-a-17358c mil spec 3rd material response overall material document and classification, 0.516 inches minimum and 0.546 inches maximum 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: 0.641 inches minimum and 0.671 inches maximum
Outside Diameter: 3.125 inches nominal
Material Thickness: 0.516 inches minimum and 0.546 inches maximum
Material: aluminum alloy 356.0 or aluminum alloy b443.0 overall
Material Document And Classification: qq-a-601,t6 fed spec 1st material response and qq-a-596 fed spec 2nd material response and mil-a-17358c mil spec 3rd material response overall
Style Designator: convex

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
10861316-1	Convex Washer
5310000595327	Convex Washer
5310PL1428348	Convex Washer

FAQs

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

What is the FSCG of the NSN 5310-00-059-5327?

The FSCG of the NSN 5310-00-059-5327 is 5310

Does the NSN 5310-00-059-5327 have a Schedule B code assigned?

Yes, the Schedule B code is 7616108000

Does NSN 5310-00-059-5327 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 5310-00-059-5327 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-059-5327 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 5310-00-059-5327 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961