5310-01-131-2947

Find complete technical information, availability, and procurement data for: 5310-01-131-2947
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-131-2947

Item Name Code

15895

Assigment Date

05/07/1982 (44 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.

right-hand thread direction, 2.075 inches minimum and 2.085 inches maximum washer counterbore diameter, 3b thread class, 2.260 inches nominal small end diameter, prevailing torque with nonmetallic insert locking feature

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 Direction: right-hand
Locking Feature: prevailing torque with nonmetallic insert
Counterbore Diameter: 2.075 inches minimum and 2.085 inches maximum washer
Small End Diameter: 2.260 inches nominal
Drive Point Depth: 2.280 inches nominal
Nut Style: round
Nut Diameter: 2.255 inches minimum and 2.265 inches maximum
Nut Thickness: 0.495 inches minimum and 0.505 inches maximum
Drive Point Width: 0.350 inches nominal
Undercut Thickness: 0.210 inches nominal
Drive Point Quantity: 12
Nut Counterbore Depth: 0.095 inches minimum and 0.105 inches maximum washer
Thread Series: unj
Thread Quantity Per Inch: 16
Nominal Thread Size: 2.000 inches
Bearing Surface Finish: 63.0 microinches
Special Features: extended washer on bearing surface 0.090 in. thick and 2.800 in. diameter
Material: aluminum alloy 2024 overall except insert
Material: plastic polyethylene terephthalate locking insert
Material Document And Classification: qq-a-225/6,t851 fed spec single material response overall except insert
Surface Treatment: anodize overall except insert
Surface Treatment Document And Classification: mil-a-8625,type 2,class 2 mil spec single treatment response overall except insert

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
74B580172-101	Round Self-Locking Nut
LS580172-101	Round Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-131-2947?

The FSCG of the NSN 5310-01-131-2947 is 5310

Does the NSN 5310-01-131-2947 have a Schedule B code assigned?

Yes, the Schedule B code is 7616995195

Does NSN 5310-01-131-2947 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 5310-01-131-2947 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-131-2947 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 5310-01-131-2947 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Fri, May 7, 1982