5305-01-391-5021

Find complete technical information, availability, and procurement data for: 5305-01-391-5021
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-391-5021

Item Name Code

01852

Assigment Date

06/13/1994 (32 years ago)

A single metallic conductor of solid, stranded, or tinsel construction, designed to carry current in an electrical circuit. It may be a bare or insulated, may have metalic covering sheath, shield or and additional jacket. Refers to bulk quantities only. For items that are solid or stranded, insulated or uninsulated, and have the chemical composition specified but no conductivity (electrical properties) see wire,(as modified), includes litz wire and insulated/uninsulated armored, and ground wire. Excludes:braid, wire; fuse wire; resistance wire and magnet wire.

0.940 inches nominal thread length, hexagon head style, right-hand thread direction, 1.650 inches nominal fastener length, 2a 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: 2a
Thread Direction: right-hand
Thread Length: 0.940 inches nominal
Fastener Length: 1.650 inches nominal
Head Style: hexagon
Head Height: 0.100 inches nominal
Width Between Flats: 0.750 inches nominal
First Diameter From Head: 0.250 inches minimum and 0.255 inches maximum
Distance From Largest Bearing Surface Of Head To End Of First Diameter: 0.509 inches minimum and 0.515 inches maximum
Point Style: flat
Internal Drive Style: w/o internal drive
Nominal Thread Diameter: 0.375 inches
Thread Quantity Per Inch: 16
Externally Relieved Body Diameter Quantity: 2
Material: steel comp 630 overall
Material Document And Classification: ams 5643, cond h1025 assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec 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
12389443	Externally Relieved Body Screw

FAQs

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

What is the FSCG of the NSN 5305-01-391-5021?

The FSCG of the NSN 5305-01-391-5021 is 5305

Does the NSN 5305-01-391-5021 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-391-5021 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 5305-01-391-5021 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-391-5021 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 5305-01-391-5021 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Mon, Jun 13, 1994