5305-01-271-4342

Find complete technical information, availability, and procurement data for: 5305-01-271-4342
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-271-4342

Item Name Code

06657

Assigment Date

01/25/1988 (38 years ago)

A screw, (as modified) to which has been assembled one or more nonremovable washer(s).

right-hand thread direction, 2a thread class, hexagon head style, 0.313 inches nominal fastener length, 0.271 inches minimum and 0.313 inches maximum thread 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: 0.271 inches minimum and 0.313 inches maximum
Fastener Length: 0.313 inches nominal
Head Style: hexagon
Head Height: 0.035 inches minimum
Width Between Flats: 0.120 inches minimum and 0.125 inches maximum
Nominal Thread Diameter: 0.086 inches
Thread Quantity Per Inch: 56
Screw Material: steel comp 302 and steel comp 302b and steel comp 303 or steel comp 303 plus x or steel comp 303se or steel comp 303cu or steel comp 303ma or steel comp 304 or steel comp 304l or steel comp 384
Screw Surface Treatment: passivate
Screw Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response
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
3235025	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-271-4342?

The FSCG of the NSN 5305-01-271-4342 is 5305

Does the NSN 5305-01-271-4342 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-271-4342 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 5305-01-271-4342 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-271-4342 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 5305-01-271-4342 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Mon, Jan 25, 1988