5305-01-379-1177

Find complete technical information, availability, and procurement data for: 5305-01-379-1177
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-379-1177

Item Name Code

16282

Assigment Date

08/27/1993 (32 years ago)

1.375 inches minimum thread length, 2.670 inches minimum and 2.750 inches maximum fastener length, 3a thread class, right-hand thread direction, flat chamfer head style

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: 1.375 inches minimum
Fastener Length: 2.670 inches minimum and 2.750 inches maximum
Head Style: flat chamfer
Head Diameter: 0.642 inches minimum and 0.656 inches maximum
Head Height: 0.430 inches minimum and 0.437 inches maximum
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.438 inches
Width Across Flats: 0.375 inches minimum and 0.379 inches maximum
Thread Quantity Per Inch: 20
Minimum Tensile Strength: 160000 pounds per square inch
Hardness Rating: 33.0 rockwell c minimum and 42.0 rockwell c maximum overall
Material: iron alloy 660 overall
Material Document And Classification: ams5731 assn std single material response or ams5737 assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall
Thread Series Designator: unrf
Specification/Standard Data: 80205-nas1531 professional/industrial association standard

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
NAS1351N7-48	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-379-1177?

The FSCG of the NSN 5305-01-379-1177 is 5305

Does the NSN 5305-01-379-1177 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-379-1177 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 5305-01-379-1177 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-379-1177 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 5305-01-379-1177 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Fri, Aug 27, 1993