5310-01-339-7781

Find complete technical information, availability, and procurement data for: 5310-01-339-7781
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-339-7781

Item Name Code

15887

Assigment Date

05/30/1991 (35 years ago)

A washer of nonresilient material usually having two parallel bearing surfaces. The outside and/or inside edges have one or more notches. Excludes:thrust type washers.

round nut style, 1.312 inches nominal nut thickness, 0.250 inches nominal drive point width, 2.000 inches nominal nut diameter, 3a 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: 3a
Nut Style: round
Nut Diameter: 2.000 inches nominal
Nut Thickness: 1.312 inches nominal
Drive Point Width: 0.250 inches nominal
Drive Point Quantity: 2
Thread Series: un
Thread Quantity Per Inch: 16
Nominal Thread Size: 2.000 inches
Criticality Code Justification: zzzy
Material: cobalt alloy overall
Material Document And Classification: mil-c-24252 mil spec single material response overall
Reference Number Differentiating Characteristics: quality control iaw navships 0948-045-7010 material identification and control instruction for level 1 items

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
845-6602371 PIECE 12	Round Plain Nut
845-6602371 PIECE 12L1	Round Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-339-7781?

The FSCG of the NSN 5310-01-339-7781 is 5310

Does NSN 5310-01-339-7781 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 5310-01-339-7781 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-339-7781 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 5310-01-339-7781 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Thu, May 30, 1991