5306-01-040-4711

Find complete technical information, availability, and procurement data for: 5306-01-040-4711
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-040-4711

Item Name Code

27851

Assigment Date

05/08/1977 (49 years ago)

0.445 inches minimum and 0.495 inches maximum thread length, 1.580 inches minimum and 1.610 inches maximum fastener length, right-hand thread direction, undercut hexagon head style, 3a thread class

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: 0.445 inches minimum and 0.495 inches maximum
Fastener Length: 1.580 inches minimum and 1.610 inches maximum
Head Style: undercut hexagon
Head Height: 0.188 inches minimum and 0.203 inches maximum
Width Between Flats: 0.553 inches minimum and 0.564 inches maximum
Grip Diameter: 0.3740 inches minimum and 0.3745 inches maximum
Shank Unthreaded Hole Diameter: 0.106 inches minimum and 0.116 inches maximum first hole
Nominal Thread Diameter: 0.375 inches
Grip Length: 1.115 inches minimum and 1.135 inches maximum
Thread Quantity Per Inch: 24
Distance From Head Largest Bearing Surface To Shank Hole Center: 1.409 inches minimum and 1.459 inches maximum first hole
Surface Finish: 32.0 microinches bearing surface of head
Surface Finish: 32.0 microinches grip
Surface Finish: 32.0 microinches threads
Material: iron alloy 660 overall
Surface Treatment: passivate overall
Thread Series Designator: unf
Specification/Standard Data: 81205-bacb30lj manufacturers standard

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
BACB30LJ6DU18	Close Tolerance Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-040-4711?

The FSCG of the NSN 5306-01-040-4711 is 5306

Does the NSN 5306-01-040-4711 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-040-4711 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 5306-01-040-4711 contain precious materials?

Precious metal content is unknown

Does NSN 5306-01-040-4711 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 5306-01-040-4711 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Sun, May 8, 1977