5310-01-040-9428

Find complete technical information, availability, and procurement data for: 5310-01-040-9428
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-040-9428

Item Name Code

15937

Assigment Date

05/18/1977 (49 years ago)

A washer, round in shape, and having a centrally located hole. Its two flat parallel bearing surfaces are divided or cut along the radius, leaving a cleft, fissure, or cutaway portion across the rim whch extends from the outer circumference to the washer hole but which is never as large as the washer hole diameter. Excludes:washer (1), lock.

63.0 microinches all surfaces surface finish, 0.378 inches minimum and 0.382 inches maximum hole diameter, 0.006 inches minimum and 0.026 inches maximum material thickness, 0.525 inches minimum and 0.530 inches maximum outside diameter, 0.125 inches minimum and 0.130 inches maximum distance across split opening

Product Characteristics

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

Hole Diameter: 0.378 inches minimum and 0.382 inches maximum
Outside Diameter: 0.525 inches minimum and 0.530 inches maximum
Distance Across Split Opening: 0.125 inches minimum and 0.130 inches maximum
Material Thickness: 0.006 inches minimum and 0.026 inches maximum
Surface Finish: 63.0 microinches all surfaces
Material: steel overall
Material Document And Classification: ams 5515 assn std all material responses or ams 5636 assn std all material responses overall
Style Designator: split

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
3030T68P01	Split Washer

FAQs

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

What is the FSCG of the NSN 5310-01-040-9428?

The FSCG of the NSN 5310-01-040-9428 is 5310

Does the NSN 5310-01-040-9428 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-01-040-9428 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 5310-01-040-9428 contain precious materials?

Precious metal content is unknown

Does NSN 5310-01-040-9428 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 5310-01-040-9428 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Wed, May 18, 1977