5305-01-447-1321

Find complete technical information, availability, and procurement data for: 5305-01-447-1321
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-447-1321

Item Name Code

18257

Assigment Date

07/26/1997 (29 years ago)

An electrical fitting with electrical contacts constructed to be affixed to the end of a cable, conduit, coaxial line, cord, wire (includes printed/etched), printed wiring board, or the like for convenience in joining with another electrical connector or printed wiring board. It is designed to be mounted on a bulkhead, chassis, panel, wall, printed wiring board, or the like. Excludes:lampholder; jack,telephone; jack,tip; insert electrical connector; insert module,electrical connector; connector body (as modified) and socket,plug-in electronic components. See also wiring harness (as modified) and cable assembly (as modified). For items with termination wires of more than four inches in length, see lead assembly,electrical. For items without inserts, see shell,electrical connector.

2a thread class, 3.735 inches minimum and 3.875 inches maximum fastener length, hexagon head style, 2.250 inches minimum and 2.875 inches maximum 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: 2.250 inches minimum and 2.875 inches maximum
Fastener Length: 3.735 inches minimum and 3.875 inches maximum
Head Style: hexagon
Head Height: 0.591 inches minimum and 0.627 inches maximum
Width Between Flats: 1.469 inches minimum and 1.500 inches maximum
Nominal Thread Diameter: 1.000 inches
Thread Quantity Per Inch: 8
Minimum Tensile Strength: 60000 pounds per square inch
Hardness Rating: 70.0 rockwell b minimum overall
Material: steel overall
Material Document And Classification: sae j429 gr 2 assn std single material response overall
Surface Treatment: ceramic overall
Surface Treatment Document And Classification: mil-c-81751 ty 1 cl 4 mil spec single treatment response overall
Thread Series Designator: unc
Nondefinitive Spec/Std Data: 1 type and 2 grade

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
1-8UNC-2A X 3 7/8 LG	Hexagon Head Cap Screw
122-4322691 P/N 11	Hexagon Head Cap Screw
122-5588687 PC 11	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-447-1321?

The FSCG of the NSN 5305-01-447-1321 is 5305

Does the NSN 5305-01-447-1321 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-447-1321 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 5305-01-447-1321 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-447-1321 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 5305-01-447-1321 was assigned to the Federal Catalog?

It was assigned 29 years ago, on Sat, Jul 26, 1997