4790930

View detailed technical data, stock status, and sourcing information for: 4790930
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-262-0061

Item Name Code

15887

Assigment Date

07/04/1973 (53 years ago)

An item composed of a compressible nonmetallic ring which may be loosely fitted into a noncompressible retaining ring, or may be of one piece construction with the compressible ring molded and/or mechanically connected to the retainer. It is specifically designed to form a fluid tight seal when compressed by a packing nut, gland, and the like, between fixed surfaces and a cylindrical item passing through it. Excludes:seal,plain,encased.

0.312 inches nominal nut thickness, round nut style, right-hand thread direction, 0.250 inches nominal nut diameter, 2b 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: 2b
Thread Direction: right-hand
Nut Style: round
Nut Diameter: 0.250 inches nominal
Nut Thickness: 0.312 inches nominal
Thread Series: unc
Thread Quantity Per Inch: 32
Nominal Thread Size: 0.138 inches
Material: steel comp 303 overall
Material Document And Classification: qq-s-764,cond a fed spec single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: mil-f-14072,e300 mil spec single treatment response overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-01-450-7152	No Name Available	07/01/1998

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
1130R-SS-.312-12	Round Plain Nut
151581-16	Round Plain Nut
1681-632-SS-20	Round Plain Nut
4790930	Round Plain Nut
8153-SS0632	Round Plain Nut
8153SS0632-7	Round Plain Nut
SS-6941-0632-0.312-01	Round Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-262-0061?

The FSCG of the NSN 5310-00-262-0061 is 5310

Does the NSN 5310-00-262-0061 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-262-0061 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 5310-00-262-0061 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-262-0061 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 5310-00-262-0061 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Wed, Jul 4, 1973