5305-00-928-6858

Find complete technical information, availability, and procurement data for: 5305-00-928-6858
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-928-6858

Item Name Code

16282

Assigment Date

05/08/1968 (58 years ago)

3a thread class, 1.000 inches minimum thread length, 1.234 inches minimum and 1.281 inches maximum fastener length, 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: 1.000 inches minimum
Fastener Length: 1.234 inches minimum and 1.281 inches maximum
Head Style: flat chamfer
Head Diameter: 0.365 inches minimum and 0.375 inches maximum
Head Height: 0.244 inches minimum and 0.250 inches maximum
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.250 inches
Width Across Flats: 0.188 inches minimum and 0.190 inches maximum
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 160000 pounds per square inch
Hardness Rating: 36.0 rockwell c minimum and 45.0 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
Thread Series Designator: unf
Nondefinitive Spec/Std Data: 6 type

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-01-099-1630	No Name Available	08/01/1988

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
6300798-4-20	Socket Head Cap Screw
NAS1351-4-20	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-928-6858?

The FSCG of the NSN 5305-00-928-6858 is 5305

Does the NSN 5305-00-928-6858 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-928-6858 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 5305-00-928-6858 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-00-928-6858 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 5305-00-928-6858 was assigned to the Federal Catalog?

It was assigned 58 years ago, on Wed, May 8, 1968