BM17028-6-25D

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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-589-6570

Item Name Code

15903

Assigment Date

12/28/1974 (51 years ago)

1.946 inches minimum and 1.993 inches maximum fastener length, 0.317 inches nominal thread length, right-hand thread direction, 3a thread class, double hexagon 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: 0.317 inches nominal
Fastener Length: 1.946 inches minimum and 1.993 inches maximum
Head Style: double hexagon
Head Height: 0.200 inches minimum and 0.220 inches maximum
Width Between Flats: 0.553 inches minimum and 0.564 inches maximum
Grip Diameter: 0.3740 inches minimum and 0.3750 inches maximum
Shank Unthreaded Hole Diameter: 0.106 inches minimum and 0.111 inches maximum first hole
Nominal Thread Diameter: 0.375 inches
Grip Length: 0.1546 inches minimum and 0.1593 inches maximum
Thread Quantity Per Inch: 24
Criticality Code Justification: anee
Distance From Head Largest Bearing Surface To Shank Hole Center: 1.831 inches minimum and 1.868 inches maximum first hole
Material: steel overall
Material Document And Classification: 76301-23-105 mfr ref single material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: 76301 mfr ref 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
73992-6D25	Shear Bolt
AIC244-6D25	Shear Bolt
BM17028-6-25D	Shear Bolt
MB13-6D25	Shear Bolt
ST3M561-6D25	Shear Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-589-6570?

The FSCG of the NSN 5306-00-589-6570 is 5306

Does the NSN 5306-00-589-6570 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-589-6570 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 5306-00-589-6570 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-589-6570 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 5306-00-589-6570 was assigned to the Federal Catalog?

It was assigned 51 years ago, on Sat, Dec 28, 1974