BM17028-7-26

View detailed technical data, stock status, and sourcing information for: BM17028-7-26
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-013-5726

Item Name Code

27851

Assigment Date

12/07/1975 (50 years ago)

double hexagon head style, 2.075 inches minimum and 2.122 inches maximum fastener length, right-hand thread direction, 3a thread class, 0.440 inches minimum and 0.507 inches 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 Class: 3a
Thread Direction: right-hand
Thread Length: 0.440 inches minimum and 0.507 inches maximum
Fastener Length: 2.075 inches minimum and 2.122 inches maximum
Head Style: double hexagon
Head Height: 0.247 inches minimum and 0.267 inches maximum
Width Between Flats: 0.678 inches minimum and 0.689 inches maximum
Grip Diameter: 0.4360 inches minimum and 0.4370 inches maximum
Shank Unthreaded Hole Diameter: 0.106 inches minimum and 0.111 inches maximum first hole
Nominal Thread Diameter: 0.438 inches
Grip Length: 1.615 inches minimum and 1.635 inches maximum
Thread Quantity Per Inch: 20
Distance From Head Largest Bearing Surface To Shank Hole Center: 1.947 inches minimum and 2.004 inches maximum first hole
Material: steel overall
Material Document And Classification: 23-105,fscm 76301 mfr ref single material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: mac ps13145,mcdonnell douglas corp mfr ref single treatment response overall
Thread Series Designator: unjf
Specification/Standard Data: 08524-b-17028 manufacturers 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
73992-7-D26	Close Tolerance Bolt
AIC244-7-D26	Close Tolerance Bolt
BM17028-7-26	Close Tolerance Bolt
MB13-7-D26	Close Tolerance Bolt
ST3M561-7-D26	Close Tolerance Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-013-5726?

The FSCG of the NSN 5306-01-013-5726 is 5306

Does the NSN 5306-01-013-5726 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-013-5726 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 5306-01-013-5726 contain precious materials?

Precious metal content is unknown

Does NSN 5306-01-013-5726 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 5306-01-013-5726 was assigned to the Federal Catalog?

It was assigned 50 years ago, on Sun, Dec 7, 1975