5305-00-957-2390

Find complete technical information, availability, and procurement data for: 5305-00-957-2390
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-957-2390

Item Name Code

16282

Assigment Date

01/01/1963 (63 years ago)

right-hand thread direction, 3.250 inches nominal fastener length, 3a thread class, 2.219 inches minimum and 2.781 inches maximum thread length, 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: 2.219 inches minimum and 2.781 inches maximum
Fastener Length: 3.250 inches nominal
Head Style: flat chamfer
Head Diameter: 1.107 inches minimum and 1.125 inches maximum
Head Height: 0.740 inches minimum and 0.750 inches maximum
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.750 inches
Width Across Flats: 0.625 inches minimum and 0.631 inches maximum
Thread Quantity Per Inch: 10
Minimum Tensile Strength: 160000 pounds per square inch
Hardness Rating: 36.0 rockwell c minimum and 43.0 rockwell c maximum overall
Minimum Yield Strength: 130000 pounds per square inch
Material: steel overall
Material Document And Classification: 66 fed std single material response overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 3 fed spec all treatment responses overall
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
5305009572390	Socket Head Cap Screw
MS16997-195	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-957-2390?

The FSCG of the NSN 5305-00-957-2390 is 5305

Does the NSN 5305-00-957-2390 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-957-2390 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 5305-00-957-2390 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-957-2390 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 5305-00-957-2390 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963