5306-00-660-2629

Find complete technical information, availability, and procurement data for: 5306-00-660-2629
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-660-2629

Item Name Code

06676

Assigment Date

01/01/1963 (63 years ago)

2a thread class, round w/wrench flats head style, right-hand thread direction, 6.020 inches nominal fastener length, 0.790 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: 2a
Thread Direction: right-hand
Thread Length: 0.790 inches minimum
Fastener Length: 6.020 inches nominal
Head Style: round w/wrench flats
Head Diameter: 2.500 inches nominal
Head Height: 0.380 inches nominal
Width Between Flats: 2.000 inches nominal
Shank Unthreaded Hole Diameter: 0.172 inches nominal first hole
Concentric Hole Diameter: 1.000 inches nominal
Nominal Thread Diameter: 1.750 inches
Thread Quantity Per Inch: 16
Minimum Tensile Strength: 180000 pounds per square inch
Distance From Head Largest Bearing Surface To Shank Hole Center: 6.120 inches nominal first hole
Material: steel comp 4140 overall
Surface Treatment: nickel overall
Style Designator: concentric hole unthreaded
Thread Series Designator: unef

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5306-00-638-3552	No Name Available	11/05/1969

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
6-72799-1	Internally Relieved Body Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-660-2629?

The FSCG of the NSN 5306-00-660-2629 is 5306

Does the NSN 5306-00-660-2629 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-660-2629 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 5306-00-660-2629 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-660-2629 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 5306-00-660-2629 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963