5306-00-263-4051

Find complete technical information, availability, and procurement data for: 5306-00-263-4051
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-263-4051

Item Name Code

01847

Assigment Date

01/01/1961 (65 years ago)

hexagon head style, right-hand thread direction, 2a thread class, 1.000 inches minimum thread length, 3.940 inches minimum and 4.040 inches maximum fastener 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: 2a
Thread Direction: right-hand
Thread Length: 1.000 inches minimum
Fastener Length: 3.940 inches minimum and 4.040 inches maximum
Head Style: hexagon
Head Height: 0.226 inches minimum and 0.268 inches maximum
Width Between Flats: 0.544 inches minimum and 0.562 inches maximum
Nominal Thread Diameter: 0.375 inches
Features Provided: finished head
Thread Quantity Per Inch: 24
Minimum Tensile Strength: 74000 pounds per square inch
Hardness Rating: 80.0 rockwell b minimum and 100.0 rockwell b maximum overall
Material: steel overall
Material Document And Classification: sae gr 2 assn std single material response overall
Thread Series Designator: unf
Nondefinitive Spec/Std Data: 2 type

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5306-00-266-1318	Machine Bolt	07/01/2025

FAQs

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

What is the FSCG of the NSN 5306-00-263-4051?

The FSCG of the NSN 5306-00-263-4051 is 5306

Does the NSN 5306-00-263-4051 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-263-4051 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 5306-00-263-4051 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-263-4051 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 5306-00-263-4051 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961