CV21-564501-1

View detailed technical data, stock status, and sourcing information for: CV21-564501-1
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-521-6806

Item Name Code

06676

Assigment Date

01/01/1963 (63 years ago)

7.170 inches nominal fastener length, right-hand thread direction, 1.010 inches minimum thread length, double hexagon head style, 3a thread class

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: 1.010 inches minimum
Fastener Length: 7.170 inches nominal
Head Style: double hexagon
Head Height: 0.580 inches nominal
Width Between Flats: 1.050 inches minimum and 1.060 inches maximum
Extended Washer Diameter: 2.330 inches nominal
Extended Washer Thickness: 0.200 inches nominal
Shoulder Diameter: 1.311 inches minimum and 1.312 inches maximum
Shoulder Length: 6.000 inches nominal
Shank Unthreaded Hole Diameter: 0.128 inches nominal first hole
Concentric Hole Depth: 4.650 inches minimum and 4.710 inches maximum
Counterbore Diameter: 0.590 inches nominal
Concentric Hole Diameter: 0.500 inches nominal
Nominal Thread Diameter: 0.750 inches
Thread Quantity Per Inch: 16
Minimum Tensile Strength: 180000 pounds per square inch
Hardness Rating: 39.0 rockwell c minimum and 43.0 rockwell c maximum overall
Distance From Head Largest Bearing Surface To Shank Hole Center: 6.930 inches nominal first hole
Material: steel overall
Surface Treatment: cadmium or chromium threads
Surface Treatment: cadmium or chromium grip
Surface Treatment: cadmium or chromium head
Style Designator: counterbore unthreaded
Thread Series Designator: unf

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
CV21-564501-1	Internally Relieved Body Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-521-6806?

The FSCG of the NSN 5306-00-521-6806 is 5306

Does the NSN 5306-00-521-6806 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-521-6806 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 5306-00-521-6806 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-521-6806 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 5306-00-521-6806 was assigned to the Federal Catalog?

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