5306-00-278-1421

Find complete technical information, availability, and procurement data for: 5306-00-278-1421
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-278-1421

Item Name Code

06675

Assigment Date

08/08/1973 (53 years ago)

0.710 inches minimum and 0.790 inches maximum thread length, 1.750 inches nominal fastener length, right-hand thread direction, 3a thread class, hexagon 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: 0.710 inches minimum and 0.790 inches maximum
Fastener Length: 1.750 inches nominal
Head Style: hexagon
Head Height: 0.296 inches nominal
Width Between Flats: 0.553 inches minimum and 0.564 inches maximum
Hole Diameter: 0.070 inches nominal
First Diameter From Head: 0.298 inches minimum and 0.302 inches maximum
Distance From Largest Bearing Surface Of Head To End Of First Diameter: 0.960 inches minimum and 1.040 inches maximum
Nominal Thread Diameter: 0.375 inches
Hole Quantity: 6
Hole Type: drilled
Thread Quantity Per Inch: 24
Hole Configuration Style: hexagon flats
Externally Relieved Body Diameter Quantity: 1
Material: steel overall
Material Document And Classification: ams 5731 assn std single material response overall
Thread Series Designator: unjf

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
21C3080P035	Externally Relieved Body Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-278-1421?

The FSCG of the NSN 5306-00-278-1421 is 5306

Does the NSN 5306-00-278-1421 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-278-1421 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 5306-00-278-1421 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-278-1421 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 5306-00-278-1421 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Wed, Aug 8, 1973