5306-00-558-6638

Find complete technical information, availability, and procurement data for: 5306-00-558-6638
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-558-6638

Item Name Code

06675

Assigment Date

01/01/1963 (63 years ago)

4.690 inches nominal fastener length, hexagon head style, 3a thread class, 0.760 inches minimum and 0.820 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: 0.760 inches minimum and 0.820 inches maximum
Fastener Length: 4.690 inches nominal
Head Style: hexagon
Head Height: 0.344 inches nominal
Width Between Flats: 0.741 inches minimum and 0.750 inches maximum
Hole Diameter: 0.070 inches nominal
First Diameter From Head: 0.494 inches minimum and 0.500 inches maximum
Second Diameter From Head: 0.387 inches minimum and 0.391 inches maximum
Distance From Largest Bearing Surface Of Head To End Of First Diameter: 0.470 inches minimum and 0.530 inches maximum
Distance From Largest Bearing Surface Of Head To End Of Second Diameter: 3.870 inches minimum and 3.930 inches maximum
Nominal Thread Diameter: 0.500 inches
Hole Quantity: 6
Hole Type: drilled
Thread Quantity Per Inch: 20
Hardness Rating: 26.0 rockwell c minimum and 32.0 rockwell c maximum overall
Hole Configuration Style: hexagon longitudinal hole
Externally Relieved Body Diameter Quantity: 2
Part Name Assigned By Controlling Agency: navy special project
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Below is a list of NSNs that have been officially superseded by this NSN: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
2810-00-305-4988	No Name Available	01/01/1963

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
2069D114	Externally Relieved Body Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-558-6638?

The FSCG of the NSN 5306-00-558-6638 is 5306

Does NSN 5306-00-558-6638 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 5306-00-558-6638 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-00-558-6638 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 5306-00-558-6638 was assigned to the Federal Catalog?

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