5305-01-381-1336

Find complete technical information, availability, and procurement data for: 5305-01-381-1336
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-381-1336

Item Name Code

18257

Assigment Date

10/11/1993 (32 years ago)

right-hand thread direction, 2.250 inches nominal fastener length, 2a thread class, hexagon head style, 1.000 inches nominal thread 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: 1.000 inches nominal
Fastener Length: 2.250 inches nominal
Head Style: hexagon
Head Height: 0.2260 inches minimum and 0.2430 inches maximum
Width Between Flats: 0.5510 inches minimum and 0.5625 inches maximum
Nominal Thread Diameter: 0.375 inches
Thread Quantity Per Inch: 16
Material: steel overall
Material Document And Classification: astm j429 assn std single material response overall
Surface Treatment: zinc overall
Surface Treatment Document And Classification: astm b633 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
MS51491-026	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-381-1336?

The FSCG of the NSN 5305-01-381-1336 is 5305

Does the NSN 5305-01-381-1336 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-381-1336 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 5305-01-381-1336 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-381-1336 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 5305-01-381-1336 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Mon, Oct 11, 1993