5306-00-639-2966

Find complete technical information, availability, and procurement data for: 5306-00-639-2966
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-639-2966

Item Name Code

06666

Assigment Date

01/01/1963 (63 years ago)

right-hand thread direction, bevel-conical head style, 0.688 inches nominal thread length, 3a thread class, 1.938 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: 3a
Thread Direction: right-hand
Thread Length: 0.688 inches nominal
Fastener Length: 1.938 inches nominal
Head Style: bevel-conical
Head Diameter: 0.639 inches minimum and 0.649 inches maximum
Head Height: 0.375 inches nominal
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.375 inches
Width Across Flats: 0.313 inches minimum and 0.315 inches maximum
Hole Quantity: 4
Hole Type: drilled
Thread Quantity Per Inch: 24
Minimum Tensile Strength: 160000 pounds per square inch
Hardness Rating: 36.0 rockwell c minimum and 40.0 rockwell c maximum overall
Hole Configuration Style: round
Material: steel overall
Surface Treatment: cadmium overall
Thread Series Designator: unf

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
MS20006H20	Internal Wrenching Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-639-2966?

The FSCG of the NSN 5306-00-639-2966 is 5306

Does the NSN 5306-00-639-2966 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-639-2966 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 5306-00-639-2966 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-639-2966 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 5306-00-639-2966 was assigned to the Federal Catalog?

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