BM3315-12-49

View detailed technical data, stock status, and sourcing information for: BM3315-12-49
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-255-4242

Item Name Code

15903

Assigment Date

06/20/1973 (53 years ago)

0.984 inches minimum and 1.034 inches maximum thread length, 3a thread class, 4.056 inches minimum and 4.086 inches maximum fastener length, right-hand thread direction, double hexagon w/hole head style

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: 0.984 inches minimum and 1.034 inches maximum
Fastener Length: 4.056 inches minimum and 4.086 inches maximum
Head Style: double hexagon w/hole
Head Height: 0.701 inches minimum and 0.721 inches maximum
Width Between Flats: 0.803 inches minimum and 0.814 inches maximum
Extended Washer Diameter: 1.220 inches minimum and 1.230 inches maximum
Extended Washer Thickness: 0.168 inches minimum and 0.188 inches maximum
Grip Diameter: 0.7480 inches minimum and 0.7490 inches maximum
Nominal Thread Diameter: 0.750 inches
Grip Length: 3.052 inches minimum and 3.072 inches maximum
Thread Quantity Per Inch: 16
Minimum Tensile Strength: 220000 pounds per square inch
Hardness Rating: 46.0 rockwell c minimum and 50.0 rockwell c maximum overall
Material: steel comp h11 overall
Material Document And Classification: ams 6485 assn std single material response or ams 6487 assn std single material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: nas 672 assn std single treatment response overall
Thread Series Designator: unjf

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
BM3315-12-49	Shear Bolt
GB511W12-49	Shear Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-255-4242?

The FSCG of the NSN 5306-00-255-4242 is 5306

Does the NSN 5306-00-255-4242 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-255-4242 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 5306-00-255-4242 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-255-4242 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 5306-00-255-4242 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Wed, Jun 20, 1973