5305-01-166-6645

Find complete technical information, availability, and procurement data for: 5305-01-166-6645
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-166-6645

Item Name Code

06657

Assigment Date

11/16/1983 (42 years ago)

hexagon head style, 0.355 inches minimum and 0.375 inches maximum fastener length, 2a thread class, 0.330 inches minimum and 0.375 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: 0.330 inches minimum and 0.375 inches maximum
Fastener Length: 0.355 inches minimum and 0.375 inches maximum
Head Style: hexagon
Head Height: 0.049 inches minimum and 0.060 inches maximum
Width Between Flats: 0.181 inches minimum and 0.187 inches maximum
Nominal Thread Diameter: 0.112 inches
Thread Quantity Per Inch: 40
Screw Material: steel comp 302 or steel comp 303 or steel comp 304 or steel comp 305 or steel comp 302b or steel comp 303 plus x or steel comp 303se or steel comp 303cu or steel comp 303ma 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
13153083-1	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-166-6645?

The FSCG of the NSN 5305-01-166-6645 is 5305

Does the NSN 5305-01-166-6645 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-166-6645 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 5305-01-166-6645 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-166-6645 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 5305-01-166-6645 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Wed, Nov 16, 1983