5306-01-021-1864

Find complete technical information, availability, and procurement data for: 5306-01-021-1864
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-021-1864

Item Name Code

15903

Assigment Date

05/10/1976 (50 years ago)

3.215 inches minimum and 3.235 inches maximum fastener length, right-hand thread direction, 3a thread class, 0.768 inches minimum and 0.808 inches maximum thread length, 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: 0.768 inches minimum and 0.808 inches maximum
Fastener Length: 3.215 inches minimum and 3.235 inches maximum
Head Style: double hexagon w/hole
Head Height: 0.494 inches minimum and 0.514 inches maximum
Width Between Flats: 0.552 inches minimum and 0.572 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
Grip Diameter: 0.4985 inches minimum and 0.4995 inches maximum
Nominal Thread Diameter: 0.500 inches
Grip Length: 2.427 inches minimum and 2.447 inches maximum
Thread Quantity Per Inch: 20
Minimum Tensile Strength: 180000 pounds per square inch
Hardness Rating: 39.0 rockwell c minimum and 43.0 rockwell c maximum overall
Material: steel comp e4340 or steel comp 4340 or steel comp 4140 or steel comp 8740 or steel comp 6150 overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416 ty 2 cl 2 fed spec single treatment response overall
Thread Series Designator: unjf

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5306-01-014-2219	No Name Available	03/01/1995

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
MS21250-08039	Shear Bolt
VFK100G-08039	Shear Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-021-1864?

The FSCG of the NSN 5306-01-021-1864 is 5306

Does the NSN 5306-01-021-1864 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-021-1864 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 5306-01-021-1864 contain precious materials?

Precious metal content is unknown

Does NSN 5306-01-021-1864 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 5306-01-021-1864 was assigned to the Federal Catalog?

It was assigned 50 years ago, on Mon, May 10, 1976