5306-01-260-7681

Find complete technical information, availability, and procurement data for: 5306-01-260-7681
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-260-7681

Item Name Code

01847

Assigment Date

08/05/1987 (39 years ago)

An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, bolt, shear. See also screw, cap, hexagon head and screw, machine.

40.0 millimeters nominal fastener length, 8.0 millimeters nominal head height, hexagon head style, right-hand thread direction, 37.0 millimeters minimum and 40.0 millimeters maximum 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 Direction: right-hand
Thread Length: 37.0 millimeters minimum and 40.0 millimeters maximum
Fastener Length: 40.0 millimeters nominal
Head Style: hexagon
Head Height: 8.0 millimeters nominal
Width Between Flats: 19.0 millimeters nominal
Nominal Thread Diameter: 12.0 millimeters
Features Provided: finished head
Minimum Tensile Strength: 116000 pounds per square inch
Hardness Rating: 23.0 rockwell c minimum and 32.0 rockwell c maximum overall
Thread Pitch In Millimeters: 1.5
External Thread Tolerance Class: 66
Color: red overall
Material: steel property class 8.8 overall
Surface Treatment: dichromate zinc overall
Thread Series Designator: m

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
428-640	Machine Bolt
909-640	Machine Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-260-7681?

The FSCG of the NSN 5306-01-260-7681 is 5306

Does the NSN 5306-01-260-7681 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-260-7681 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 5306-01-260-7681 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-260-7681 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 5306-01-260-7681 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Wed, Aug 5, 1987