5306-01-040-4708

Find complete technical information, availability, and procurement data for: 5306-01-040-4708
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-040-4708

Item Name Code

27851

Assigment Date

05/08/1977 (49 years ago)

0.364 inches minimum and 0.414 inches maximum thread length, undercut hexagon head style, 3a thread class, right-hand thread direction, 0.811 inches minimum and 0.841 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: 0.364 inches minimum and 0.414 inches maximum
Fastener Length: 0.811 inches minimum and 0.841 inches maximum
Head Style: undercut hexagon
Head Height: 0.125 inches minimum and 0.140 inches maximum
Width Between Flats: 0.430 inches minimum and 0.439 inches maximum
Grip Diameter: 0.2490 inches minimum and 0.2495 inches maximum
Nominal Thread Diameter: 0.250 inches
Grip Length: 0.427 inches minimum and 0.447 inches maximum
Thread Quantity Per Inch: 28
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: unjf
Specification/Standard Data: 97928-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
BACB30LJ4U7	Close Tolerance Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-040-4708?

The FSCG of the NSN 5306-01-040-4708 is 5306

Does the NSN 5306-01-040-4708 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-040-4708 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 5306-01-040-4708 contain precious materials?

Precious metal content is unknown

Does NSN 5306-01-040-4708 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 5306-01-040-4708 was assigned to the Federal Catalog?

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