5310-01-131-5507

Find complete technical information, availability, and procurement data for: 5310-01-131-5507
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-131-5507

Item Name Code

15898

Assigment Date

05/12/1982 (44 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.

0.035 inches nominal material thickness, 0.500 inches nominal overall length, 0.250 inches minimum and 0.260 inches maximum hole diameter, 1.531 in. radius special features, 0.500 inches nominal overall width

Product Characteristics

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

Hole Diameter: 0.250 inches minimum and 0.260 inches maximum
Overall Length: 0.500 inches nominal
Overall Width: 0.500 inches nominal
Material Thickness: 0.035 inches nominal
Special Features: 1.531 in. radius
Material: steel comp 4130 overall
Surface Treatment: cadmium and primer overall
Surface Treatment Document And Classification: qq-p-416 fed spec 1st treatment response and tt-p-1757 fed spec 2nd treatment response overall

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
SS4411-088117	Saddle Washer
SS4411-08S117	Saddle Washer

FAQs

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

What is the FSCG of the NSN 5310-01-131-5507?

The FSCG of the NSN 5310-01-131-5507 is 5310

Does the NSN 5310-01-131-5507 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-01-131-5507 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 5310-01-131-5507 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-131-5507 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 5310-01-131-5507 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Wed, May 12, 1982