5305-01-239-3353

Find complete technical information, availability, and procurement data for: 5305-01-239-3353
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-239-3353

Item Name Code

06657

Assigment Date

08/28/1986 (39 years ago)

2a thread class, 3.900 inches minimum and 4.000 inches maximum thread length, round head style, right-hand thread direction, 4.000 inches nominal fastener length

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: 3.900 inches minimum and 4.000 inches maximum
Fastener Length: 4.000 inches nominal
Head Style: round
Head Diameter: 0.443 inches minimum and 0.472 inches maximum
Head Height: 0.160 inches minimum and 0.175 inches maximum
Internal Drive Style: slot
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 20
Screw Material: steel
Screw Surface Treatment: zinc and chromate
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
90276A572	Machine Screw
90301A112	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-239-3353?

The FSCG of the NSN 5305-01-239-3353 is 5305

Does the NSN 5305-01-239-3353 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-239-3353 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 5305-01-239-3353 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-239-3353 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 5305-01-239-3353 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Thu, Aug 28, 1986