5305-01-339-4390

Find complete technical information, availability, and procurement data for: 5305-01-339-4390
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-339-4390

Item Name Code

06657

Assigment Date

05/22/1991 (35 years ago)

2.500 inches nominal fastener length, 0.302 inches minimum and 0.323 inches maximum head height, 3a thread class, hexagon head style, 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: 3a
Thread Direction: right-hand
Fastener Length: 2.500 inches nominal
Head Style: hexagon
Head Height: 0.302 inches minimum and 0.323 inches maximum
Width Between Flats: 0.736 inches minimum and 0.750 inches maximum
Locking Feature: patch or pellet or strip
Nominal Thread Diameter: 0.500 inches
Thread Quantity Per Inch: 13
Screw Material: nickel alloy k-500 or nickel alloy 502
Screw Material Document And Classification: qq-n-286 fed spec all material responses
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
34712 PIECE 11	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-339-4390?

The FSCG of the NSN 5305-01-339-4390 is 5305

Does the NSN 5305-01-339-4390 have a Schedule B code assigned?

Yes, the Schedule B code is 7508900000

Does NSN 5305-01-339-4390 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 5305-01-339-4390 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-339-4390 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 5305-01-339-4390 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Wed, May 22, 1991