5305-01-591-7885

Find complete technical information, availability, and procurement data for: 5305-01-591-7885
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-591-7885

Item Name Code

18257

Assigment Date

02/09/2011 (15 years ago)

An inclosure which includes mounts and protects such items as switches, circuit breakers, jacks, fuseholders, connectors, terminals and/or terminal boards, resistors, capacitors, transformers, and the like. It is primarily designed to interconnect two or more electrical and/or electronic items, except primary power source(s) such as generator(s) and battery(ies). It may include a cover or door. For inclosures which connect one or more primary power source(s) to one or more electrical and/or electronic item(s), see distribution box. See also circuit breaker box; terminal box and interconnecting cabinet.

2a thread class, hexagon head style, 1.500 inches nominal thread length, 3.500 inches nominal fastener 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: 1.500 inches nominal
Fastener Length: 3.500 inches nominal
Head Style: hexagon
Head Height: 0.378 inches minimum and 0.403 inches maximum
Width Between Flats: 1.031 inches minimum and 1.062 inches maximum
Nominal Thread Diameter: 0.625 inches
Thread Quantity Per Inch: 11
Part Name Assigned By Controlling Agency: screw cap hex head heavy
Special Features: material is chromium-molybdenum grade b7
Material: steel 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
J2295A193C2H10-N56B7	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-591-7885?

The FSCG of the NSN 5305-01-591-7885 is 5305

Does the NSN 5305-01-591-7885 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-591-7885 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 5305-01-591-7885 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-591-7885 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 5305-01-591-7885 was assigned to the Federal Catalog?

It was assigned 15 years ago, on Wed, Feb 9, 2011