5305-00-904-3389

Find complete technical information, availability, and procurement data for: 5305-00-904-3389
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-904-3389

Item Name Code

18257

Assigment Date

01/01/1960 (66 years ago)

right-hand thread direction, hexagon head style, 1.062 inches minimum thread length, 2.750 inches nominal fastener length, 3a 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: 3a
Thread Direction: right-hand
Thread Length: 1.062 inches minimum
Fastener Length: 2.750 inches nominal
Head Style: hexagon
Head Height: 0.375 inches nominal
Width Between Flats: 0.875 inches nominal
Nominal Thread Diameter: 0.562 inches
Thread Quantity Per Inch: 18
Material: steel comp 4140 or steel comp 8640 or steel comp 8740 overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416 type 1 class 3 fed spec single treatment response overall
Thread Series Designator: unf

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
10945829	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-904-3389?

The FSCG of the NSN 5305-00-904-3389 is 5305

Does the NSN 5305-00-904-3389 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-904-3389 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 5305-00-904-3389 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-904-3389 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 5305-00-904-3389 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960