5306-00-531-9391

Find complete technical information, availability, and procurement data for: 5306-00-531-9391
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-531-9391

Item Name Code

06666

Assigment Date

01/01/1960 (66 years ago)

right-hand thread direction, 2.874 inches nominal fastener length, bevel-conical head style, 3a thread class, 0.938 inches minimum thread 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: 0.938 inches minimum
Fastener Length: 2.874 inches nominal
Head Style: bevel-conical
Head Diameter: 1.040 inches minimum and 1.050 inches maximum
Head Height: 0.625 inches nominal
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.625 inches
Width Across Flats: 0.501 inches minimum and 0.504 inches maximum
Thread Quantity Per Inch: 18
Minimum Tensile Strength: 160000 pounds per square inch
Hardness Rating: 34.0 rockwell c minimum and 40.0 rockwell c maximum overall
Material: steel 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: unf

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
MS20010-31	Internal Wrenching Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-531-9391?

The FSCG of the NSN 5306-00-531-9391 is 5306

Does the NSN 5306-00-531-9391 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-531-9391 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 5306-00-531-9391 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-531-9391 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 5306-00-531-9391 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960