5306-01-139-4801

Find complete technical information, availability, and procurement data for: 5306-01-139-4801
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-139-4801

Item Name Code

15903

Assigment Date

10/03/1982 (43 years ago)

right-hand thread direction, 0.429 inches minimum and 0.479 inches maximum thread length, dished hexagon head style, 2.001 inches minimum and 2.031 inches maximum fastener length, 3a thread class

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: 0.429 inches minimum and 0.479 inches maximum
Fastener Length: 2.001 inches minimum and 2.031 inches maximum
Head Style: dished hexagon
Head Height: 0.188 inches minimum and 0.203 inches maximum
Width Between Flats: 0.554 inches minimum and 0.564 inches maximum
Grip Diameter: 0.3735 inches minimum and 0.3745 inches maximum
Nominal Thread Diameter: 0.375 inches
Grip Length: 1.552 inches minimum and 1.572 inches maximum
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
Surface Finish: 32.0 microinches bearing surface of head
Surface Finish: 32.0 microinches grip
Surface Finish: 32.0 microinches threads
Material: steel comp e4340 or steel comp 8740 overall
Material Document And Classification: mil-s-5000 mil spec 1st material response or mil-s-6049 mil spec 2nd material response or ams 6322 assn std 2nd material response overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416 ty 2 class 2 fed spec single treatment response overall
Thread Series Designator: unjf
Specification/Standard Data: 80205-nas6206 professional/industrial association standard

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
NAS6206-25	Shear Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-139-4801?

The FSCG of the NSN 5306-01-139-4801 is 5306

Does the NSN 5306-01-139-4801 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-139-4801 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 5306-01-139-4801 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-139-4801 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 5306-01-139-4801 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Sun, Oct 3, 1982