5306-01-021-6839

Find complete technical information, availability, and procurement data for: 5306-01-021-6839
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-021-6839

Item Name Code

15903

Assigment Date

05/18/1976 (50 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter. It has a series of longitudinal ribs, splines or serrations on all or a part of the shoulder. The minor diameter of the ribs must be greater than the major diameter of the threads. See also bolt, ribbed neck.

3a thread class, 0.742 inches minimum and 0.792 inches maximum thread length, 3.627 inches minimum and 3.657 inches maximum fastener length, right-hand thread direction, double hexagon w/hole 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: 0.742 inches minimum and 0.792 inches maximum
Fastener Length: 3.627 inches minimum and 3.657 inches maximum
Head Style: double hexagon w/hole
Head Height: 0.494 inches minimum and 0.514 inches maximum
Width Between Flats: 0.553 inches minimum and 0.564 inches maximum
Extended Washer Diameter: 0.818 inches minimum and 0.828 inches maximum
Extended Washer Thickness: 0.113 inches minimum and 0.133 inches maximum
Hole Diameter: 0.055 inches nominal
Grip Diameter: 0.4990 inches minimum and 0.4995 inches maximum
Nominal Thread Diameter: 0.500 inches
Grip Length: 2.865 inches minimum and 2.885 inches maximum
Hole Quantity: 4
Hole Type: drilled
Thread Quantity Per Inch: 20
Minimum Tensile Strength: 220000 pounds per square inch
Hole Configuration Style: double hexagon longitudinal hole
Material: steel overall
Material Document And Classification: 23-112,mcdonnel douglas corp mfr ref single material response overall
Surface Treatment: passivate overall
Thread Series Designator: unjf

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FAQs

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

What is the FSCG of the NSN 5306-01-021-6839?

The FSCG of the NSN 5306-01-021-6839 is 5306

Does the NSN 5306-01-021-6839 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-021-6839 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 5306-01-021-6839 contain precious materials?

Precious metal content is unknown

Does NSN 5306-01-021-6839 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 5306-01-021-6839 was assigned to the Federal Catalog?

It was assigned 50 years ago, on Tue, May 18, 1976