5306-01-015-3331

Find complete technical information, availability, and procurement data for: 5306-01-015-3331
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-015-3331

Item Name Code

06666

Assigment Date

01/18/1976 (50 years ago)

flat chamfer head style, 0.550 inches minimum and 0.570 inches maximum fastener length, 0.220 inches minimum and 0.240 inches maximum thread length, 3a thread class, right-hand thread direction

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: 0.220 inches minimum and 0.240 inches maximum
Fastener Length: 0.550 inches minimum and 0.570 inches maximum
Head Style: flat chamfer
Head Diameter: 0.218 inches minimum and 0.226 inches maximum
Head Height: 0.134 inches minimum and 0.138 inches maximum
First Diameter From Head: 0.097 inches nominal
Distance From Largest Bearing Surface Of Head To End Of First Diameter: 0.310 inches minimum and 0.350 inches maximum
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.138 inches
Width Across Flats: 0.109 inches minimum and 0.111 inches maximum
Thread Quantity Per Inch: 32
Material: steel comp 302 or steel comp 303 or steel comp 304 or steel comp 305 or steel comp 316 overall
Material Document And Classification: 66 fed std all material responses overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: mil-f-14072,finish e300 mil spec single treatment response overall
Thread Series Designator: unc

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5306-01-231-7375	No Name Available	07/01/1992

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
7528621P0002	Internal Wrenching Bolt
7528621P2	Internal Wrenching Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-015-3331?

The FSCG of the NSN 5306-01-015-3331 is 5306

Does the NSN 5306-01-015-3331 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-015-3331 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 5306-01-015-3331 contain precious materials?

Precious metal content is unknown

Does NSN 5306-01-015-3331 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 5306-01-015-3331 was assigned to the Federal Catalog?

It was assigned 50 years ago, on Sun, Jan 18, 1976