5306-01-302-7451

Find complete technical information, availability, and procurement data for: 5306-01-302-7451
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-302-7451

Item Name Code

15903

Assigment Date

06/19/1989 (37 years ago)

3a thread class, double hexagon w/hole head style, 0.492 inches minimum and 0.532 inches maximum thread length, right-hand thread direction, 1.189 inches minimum and 1.209 inches maximum 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: 0.492 inches minimum and 0.532 inches maximum
Fastener Length: 1.189 inches minimum and 1.209 inches maximum
Head Style: double hexagon w/hole
Head Height: 0.290 inches minimum and 0.310 inches maximum
Width Between Flats: 0.312 inches nominal
Extended Washer Diameter: 0.428 inches minimum and 0.438 inches maximum
Extended Washer Thickness: 0.059 inches minimum and 0.079 inches maximum
Grip Diameter: 0.2485 inches minimum and 0.2495 inches maximum
Nominal Thread Diameter: 0.250 inches
Grip Length: 0.677 inches minimum and 0.697 inches maximum
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 180000 pounds per square inch
Hardness Rating: 39.0 rockwell c minimum and 43.0 rockwell c maximum overall
Surface Finish: 32.0 microinches bearing surface of head
Surface Finish: 32.0 microinches grip
Material: steel comp 4140 or steel comp e4340 or steel comp 8740 or steel comp 6150 overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416 ty2 cl2 fed spec single treatment response overall
Thread Series Designator: unjf

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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:

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MS21250-04011	Shear Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-302-7451?

The FSCG of the NSN 5306-01-302-7451 is 5306

Does the NSN 5306-01-302-7451 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-302-7451 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 5306-01-302-7451 contain precious materials?

Precious metal content is unknown

Does NSN 5306-01-302-7451 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 5306-01-302-7451 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Mon, Jun 19, 1989