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)

3a thread class, undercut hexagon head style, 1.580 inches minimum and 1.610 inches maximum fastener length, 0.445 inches minimum and 0.495 inches maximum thread length, 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: 0.445 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