K874268-013

View detailed technical data, stock status, and sourcing information for: K874268-013
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-475-8701

Item Name Code

15887

Assigment Date

06/15/2000 (26 years ago)

A washer of nonresilient material usually having two parallel bearing surfaces. The outside and/or inside edges have one or more protuberances. The ends and/or edges may be prebent at any angle or the protuberances may be prebent at any angle to the bearing surfaces. The keys or lugs may be fitted into keyways in adjacent material or they may be bent over after application to hold or lock one or more items in place. Excludes:thrust type washer.

round nut style, 4.103 inches minimum and 4.125 inches maximum nut diameter, 0.110 inches nominal drive point depth, +3.1469 to 3.1524 inches thread pitch diameters, 3b thread class

Product Characteristics

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

Thread Class: 3b
Thread Pitch Diameters: +3.1469 to 3.1524 inches
Drive Point Depth: 0.110 inches nominal
Nut Style: round
Nut Diameter: 4.103 inches minimum and 4.125 inches maximum
Nut Thickness: 1.540 inches nominal
End Item Identification: sh-2g
Thread Series: unf
Thread Quantity Per Inch: 16
Nominal Thread Size: 3.1875 inches
Part Name Assigned By Controlling Agency: nut, clamping collector shaft
Special Features: nha pn k874204
Material: steel comp 4340 overall
Material Document And Classification: ams6415 assn std single material response or mil-s-5000 mil spec single material response overall
Surface Treatment: aluminum overall
Surface Treatment Document And Classification: mil-c-83488 class 3 type ii mil spec single 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
K874268-013	Round Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-475-8701?

The FSCG of the NSN 5310-01-475-8701 is 5310

Does the NSN 5310-01-475-8701 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-475-8701 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 5310-01-475-8701 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-475-8701 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 5310-01-475-8701 was assigned to the Federal Catalog?

It was assigned 26 years ago, on Thu, Jun 15, 2000