5306-00-371-5978

Find complete technical information, availability, and procurement data for: 5306-00-371-5978
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-371-5978

Item Name Code

06676

Assigment Date

03/07/1969 (57 years ago)

right-hand thread direction, 1.900 inches nominal fastener length, undercut hexagon head style, 3a thread class, 0.620 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: 0.620 inches minimum
Fastener Length: 1.900 inches nominal
Head Style: undercut hexagon
Head Height: 0.240 inches minimum and 0.260 inches maximum
Width Between Flats: 0.938 inches nominal
Shoulder Diameter: 0.623 inches minimum and 0.624 inches maximum
Shoulder Length: 1.280 inches nominal
Concentric Hole Depth: 0.910 inches nominal
Concentric Hole Diameter: 0.374 inches minimum and 0.382 inches maximum
Nominal Thread Diameter: 0.562 inches
Thread Quantity Per Inch: 18
Minimum Tensile Strength: 150000 pounds per square inch
Material: steel comp 630 overall
Material Document And Classification: ams 5643 assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: bac5751 77272 mfr ref single treatment response overall
Style Designator: concentric hole unthreaded
Thread Series Designator: unf

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5306-00-019-1556	No Name Available	01/01/1977

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
107D3164-7	Internally Relieved Body Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-371-5978?

The FSCG of the NSN 5306-00-371-5978 is 5306

Does the NSN 5306-00-371-5978 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-371-5978 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 5306-00-371-5978 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-371-5978 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 5306-00-371-5978 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Fri, Mar 7, 1969