5306-00-803-7372

Find complete technical information, availability, and procurement data for: 5306-00-803-7372
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-803-7372

Item Name Code

15903

Assigment Date

01/01/1962 (64 years ago)

3a thread class, right-hand thread direction, 0.993 inches minimum thread length, double hexagon w/hole head style, 4.118 inches nominal fastener 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: 0.993 inches minimum
Fastener Length: 4.118 inches nominal
Head Style: double hexagon w/hole
Head Height: 0.711 inches nominal
Width Between Flats: 0.808 inches minimum and 0.817 inches maximum
Extended Washer Diameter: 1.225 inches nominal
Extended Washer Thickness: 0.178 inches nominal
Grip Diameter: 0.7480 inches minimum and 0.7490 inches maximum
Nominal Thread Diameter: 0.750 inches
Grip Length: 3.125 inches nominal
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
Material: steel comp 4140 or steel comp e4340 or steel comp 6150 or steel comp 8735 or steel comp 8740 overall
Material Document And Classification: mil-s-5626 mil spec 1st material response or mil-s-5000 mil spec 2nd material response or mil-s-8503 mil spec 3rd material response or mil-s-6098 mil spec 4th material response or mil-s-6049 mil spec 5th material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: nas 672 assn std single treatment response overall
Thread Series Designator: unf
Specification/Standard Data: 80205-nas632 professional/industrial association standard

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
NAS632-50	Shear Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-803-7372?

The FSCG of the NSN 5306-00-803-7372 is 5306

Does the NSN 5306-00-803-7372 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-803-7372 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 5306-00-803-7372 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-803-7372 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 5306-00-803-7372 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962