5305-01-644-6441

Find complete technical information, availability, and procurement data for: 5305-01-644-6441
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-644-6441

Item Name Code

18257

Assigment Date

05/14/2015 (11 years ago)

The main or principal part of a connector, modular plug, electrical which includes insert(s) but does not include removable contact(s) and having one or more cavitites into which an insert module, electrical connector can be installed. It may have a hood or shell, a jackscrew and jacksocket, or other means for polarizing and aligning. It is not designed to be mounted on a bulkhead, chassis, panel or the like. Excludes:connector body, plug, electrical. For items without inserts, see shell, electrical connector.

1.250 inches maximum fastener length, right-hand thread direction, hexagon extended washer head style, 0.280 inches nominal head height, 0.375 inches maximum width between flats

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Direction: right-hand
Fastener Length: 1.250 inches maximum
Head Style: hexagon extended washer
Head Height: 0.280 inches nominal
Width Between Flats: 0.375 inches maximum
Extended Washer Diameter: 0.560 inches maximum
End Item Identification: 2320-01-595-3994
Nominal Thread Diameter: 0.250 inches
Part Name Assigned By Controlling Agency: screw, flange, hex
Special Features: see drawing for further details
Material: steel overall
Material Document And Classification: sae j429 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
12543051-007	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-644-6441?

The FSCG of the NSN 5305-01-644-6441 is 5305

Does the NSN 5305-01-644-6441 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-644-6441 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 5305-01-644-6441 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-644-6441 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 5305-01-644-6441 was assigned to the Federal Catalog?

It was assigned 11 years ago, on Thu, May 14, 2015