5305-01-381-3966

Find complete technical information, availability, and procurement data for: 5305-01-381-3966
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-381-3966

Item Name Code

22846

Assigment Date

10/15/1993 (32 years ago)

0.688 inches nominal fastener length, right-hand thread direction, flat chamfer head style, 3a thread class, 0.438 inches nominal 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: 3a
Thread Direction: right-hand
Thread Length: 0.438 inches nominal
Fastener Length: 0.688 inches nominal
Head Style: flat chamfer
Head Diameter: 0.357 inches minimum and 0.375 inches maximum
Head Height: 0.177 inches minimum and 0.188 inches maximum
Shoulder Diameter: 0.313 inches nominal first shoulder
Shoulder Length: 0.250 inches nominal first shoulder
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.250 inches
Width Across Flats: 0.125 inches nominal
Thread Quantity Per Inch: 20
Minimum Tensile Strength: 160000 pounds per square inch
Hardness Rating: 36.0 rockwell c minimum and 43.0 rockwell c maximum overall
Shoulder Shape: round first shoulder
Material: steel 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
91259A574	Shoulder Screw

FAQs

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

What is the FSCG of the NSN 5305-01-381-3966?

The FSCG of the NSN 5305-01-381-3966 is 5305

Does the NSN 5305-01-381-3966 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-381-3966 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 5305-01-381-3966 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-381-3966 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 5305-01-381-3966 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Fri, Oct 15, 1993