5305-01-641-4646

Find complete technical information, availability, and procurement data for: 5305-01-641-4646
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-641-4646

Item Name Code

18257

Assigment Date

01/22/2015 (11 years ago)

A metallic item, solid or tubular, having one closed end formed to fit into a shallow recess or groove, or having a flat or concave surface used to exert pressure against a component part. It is designed for use with a spring, helical, compression, which exerts pressure to hold a shaft, pin, or the like, in a semirigid position in housings or other mechanical devices. Does not have internal or external threads. Excludes:plunger, quick release. For electrical items, see detent, switch and plunger, solenoid. See also catch, friction.

3.500 inches nominal fastener length, 2a thread class, hexagon head style, 2.750 inches nominal thread length, right-hand thread direction

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: 2.750 inches nominal
Fastener Length: 3.500 inches nominal
Head Style: hexagon
Head Height: 0.714 inches nominal
Width Between Flats: 1.875 inches nominal
Nominal Thread Diameter: 1.250 inches
Thread Quantity Per Inch: 7
Material: steel corrosion resisting overall
Material Document And Classification: sae j2295/ sae j2295 m assn std single material 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
782-7666609 ITEM 62	Hexagon Head Cap Screw
J2295F593C2R20-N56D	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-641-4646?

The FSCG of the NSN 5305-01-641-4646 is 5305

Does the NSN 5305-01-641-4646 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-641-4646 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 5305-01-641-4646 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-641-4646 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 5305-01-641-4646 was assigned to the Federal Catalog?

It was assigned 11 years ago, on Thu, Jan 22, 2015