5305-01-479-8591

Find complete technical information, availability, and procurement data for: 5305-01-479-8591
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-479-8591

Item Name Code

18257

Assigment Date

10/31/2000 (25 years ago)

An insert which must have a hole that may be internally threaded with a flange on one end. It may have an undercut on the end opposite the flange to provide a shoulder to allow for mating with another insert. Pre-assembled items will consist of an expansion sleeve and a body which may be flared. Internally threaded items may have a self-locking feature. Excludes:insert, screw thread.

hexagon head style, right-hand thread direction, 0.150 inches minimum and 0.163 inches maximum head height, 0.750 inches nominal thread length, 1.000 inches nominal fastener length

Product Characteristics

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

Thread Direction: right-hand
Thread Length: 0.750 inches nominal
Fastener Length: 1.000 inches nominal
Head Style: hexagon
Head Height: 0.150 inches minimum and 0.163 inches maximum
Width Between Flats: 0.428 inches minimum and 0.438 inches maximum
End Item Identification: howitzer, medium, self-propelled
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 20
Material: steel overall
Material Document And Classification: stma325,type1 assn std single material response overall
Surface Treatment: zinc overall
Surface Treatment Document And Classification: astmb633,type2,sc2 assn std single treatment response overall
Thread Series Designator: unc

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
S210NA38CAD12325ANCF1	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-479-8591?

The FSCG of the NSN 5305-01-479-8591 is 5305

Does the NSN 5305-01-479-8591 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-479-8591 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 5305-01-479-8591 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-479-8591 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 5305-01-479-8591 was assigned to the Federal Catalog?

It was assigned 25 years ago, on Tue, Oct 31, 2000