2B9770

View detailed technical data, stock status, and sourcing information for: 2B9770
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Federal Supply Group

Mechanical Power Transmission Equipment

Federal Supply Classification

3010 Torque Converters and Speed Changers

National Stock Number

3010-00-149-8161

Item Name Code

13742

Assigment Date

01/01/1963 (63 years ago)

A device for connecting the ends of two shafts to produce in effect, one piece of rigid shafting so that the rotary motion of one shaft is transmitted to the other shaft. Couplings of the sleeve type must have an over-all length exceeding the outside diameter, or must have an internal spline.

7.187 inches nominal overall length, keyway features provided, 4.500 inches nominal overall diameter, straight first end bore shape, 1.6840 inches nominal first end bore diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Overall Length: 7.187 inches nominal
Bore Diameter: 1.6840 inches nominal first end
Overall Diameter: 4.500 inches nominal
Bore Shape: straight first end
Features Provided: keyway
Special Features: distance from center of bore to bottom of keyway: 0.928 in. nominal; 1 keying facility included

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
2B9770	Rigid Shaft Coupling

FAQs

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

What is the FSCG of the NSN 3010-00-149-8161?

The FSCG of the NSN 3010-00-149-8161 is 3010

Does the NSN 3010-00-149-8161 have a Schedule B code assigned?

Yes, the Schedule B code is 8483608000

Does NSN 3010-00-149-8161 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 3010-00-149-8161 contain precious materials?

Precious metal content is unknown

Does NSN 3010-00-149-8161 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 3010-00-149-8161 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963