5305-01-264-8490

Find complete technical information, availability, and procurement data for: 5305-01-264-8490
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-264-8490

Item Name Code

18257

Assigment Date

10/07/1987 (38 years ago)

4.650 inches minimum and 4.750 inches maximum thread length, 2a thread class, hexagon head style, right-hand thread direction, 4.750 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 Class: 2a
Thread Direction: right-hand
Thread Length: 4.650 inches minimum and 4.750 inches maximum
Fastener Length: 4.750 inches nominal
Head Style: hexagon
Head Height: 0.281 inches minimum
Width Between Flats: 0.438 inches minimum
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 20
Part Name Assigned By Controlling Agency: navy special project
Material: steel overall
Surface Treatment: cadmium 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
35A2-1C22P	Hexagon Head Cap Screw
35A2C22P	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-264-8490?

The FSCG of the NSN 5305-01-264-8490 is 5305

Does the NSN 5305-01-264-8490 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-264-8490 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 5305-01-264-8490 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-264-8490 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 5305-01-264-8490 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Wed, Oct 7, 1987