5305-01-120-0278

Find complete technical information, availability, and procurement data for: 5305-01-120-0278
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-120-0278

Item Name Code

06657

Assigment Date

10/09/1981 (44 years ago)

hexagon head style, 0.610 inches minimum and 0.640 inches maximum fastener length, right-hand thread direction, 0.548 inches minimum and 0.640 inches maximum thread length, 3a thread class

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
Thread Length: 0.548 inches minimum and 0.640 inches maximum
Fastener Length: 0.610 inches minimum and 0.640 inches maximum
Head Style: hexagon
Head Height: 0.098 inches minimum and 0.110 inches maximum
Width Between Flats: 0.245 inches minimum and 0.255 inches maximum
Nominal Thread Diameter: 0.164 inches
Thread Quantity Per Inch: 32
Hardness Rating: 40.0 rockwell c minimum and 47.0 rockwell c maximum
Screw Material: steel comp 630
Screw Material Document And Classification: ams 5643 assn std single material response
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
10115075	Machine Screw
S9073A08-10P	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-120-0278?

The FSCG of the NSN 5305-01-120-0278 is 5305

Does the NSN 5305-01-120-0278 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-120-0278 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 5305-01-120-0278 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-120-0278 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 5305-01-120-0278 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Fri, Oct 9, 1981