5310-01-125-6256

Find complete technical information, availability, and procurement data for: 5310-01-125-6256
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-125-6256

Item Name Code

15898

Assigment Date

01/30/1982 (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.

0.500 inches nominal overall width, steel comp 4130 overall material, 0.250 inches minimum and 0.260 inches maximum hole diameter, 0.500 inches nominal overall length, 0.035 inches nominal 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: 0.250 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
Material: steel comp 4130 overall
Surface Treatment: cadmium and chromate zinc overall
Surface Treatment Document And Classification: qq-p-416 fed spec 1st treatment response and tt-p-1757 fed spec 2nd treatment response overall
Style Designator: saddle

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
SS4411-08S223	Saddle Washer

FAQs

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

What is the FSCG of the NSN 5310-01-125-6256?

The FSCG of the NSN 5310-01-125-6256 is 5310

Does the NSN 5310-01-125-6256 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-01-125-6256 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 5310-01-125-6256 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-125-6256 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 5310-01-125-6256 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Sat, Jan 30, 1982