5310-01-388-7953

Find complete technical information, availability, and procurement data for: 5310-01-388-7953
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-388-7953

Item Name Code

15887

Assigment Date

04/08/1994 (32 years ago)

A resilient metal item, circular or nearly circular, which is designed to be inserted into an internal or external groove and retained by its own spring action, or it may have external prongs or projections designed to be inserted into a hole and retained by spring action of the prongs which grip by imbedding into the material. For items having internal prongs which perform the same function, see push on nut. It is used to keep and/or lock a part(s) in position, as a ball bearing on a shaft or in a housing. See also clip, retaining and pin, lock. Excludes:ring, connecting, round.

2b thread class, 0.139 inches nominal flange thickness, right-hand thread direction, round nut style, 0.108 inches nominal drive point depth

Product Characteristics

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

Thread Class: 2b
Thread Direction: right-hand
Flange Thickness: 0.139 inches nominal
Drive Point Depth: 0.108 inches nominal
Nut Style: round
Nut Diameter: 2.020 inches nominal
Nut Thickness: 0.302 inches nominal
Drive Point Width: 0.708 inches nominal
Undercut Thickness: 0.096 inches nominal
Drive Point Quantity: 4
Thread Series: unj
Thread Quantity Per Inch: 16
Hardness Rating: 26.0 rockwell c minimum and 32.0 rockwell c maximum
Nominal Thread Size: 1.750 inches
Material: steel comp 4340 overall
Material Document And Classification: aisi assn std single material response overall
Surface Treatment: phosphate overall
Surface Treatment Document And Classification: mil-p-16232 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
7T0383	Round Plain Nut
7T0443	Round Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-388-7953?

The FSCG of the NSN 5310-01-388-7953 is 5310

Does the NSN 5310-01-388-7953 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-388-7953 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 5310-01-388-7953 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-388-7953 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 5310-01-388-7953 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Fri, Apr 8, 1994