5306-01-040-2051

Find complete technical information, availability, and procurement data for: 5306-01-040-2051
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-040-2051

Item Name Code

06666

Assigment Date

05/04/1977 (49 years ago)

2a thread class, 0.650 inches minimum thread length, right-hand thread direction, flat chamfer head style, 0.750 inches nominal 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: 0.650 inches minimum
Fastener Length: 0.750 inches nominal
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 nominal
Thread Quantity Per Inch: 20
Minimum Tensile Strength: 170000 pounds per square inch
Hardness Rating: 36.0 rockwell c minimum and 43.0 rockwell c maximum overall
Material: steel overall
Surface Treatment: oxide 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
10070280	Internal Wrenching Bolt
90741-420-12	Internal Wrenching Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-040-2051?

The FSCG of the NSN 5306-01-040-2051 is 5306

Does the NSN 5306-01-040-2051 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-040-2051 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 5306-01-040-2051 contain precious materials?

Precious metal content is unknown

Does NSN 5306-01-040-2051 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 5306-01-040-2051 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Wed, May 4, 1977