2 1/2HMRB

View detailed technical data, stock status, and sourcing information for: 2 1/2HMRB
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Federal Supply Group

Mechanical Power Transmission Equipment

Federal Supply Classification

3010 Torque Converters and Speed Changers

National Stock Number

3010-01-413-8261

Item Name Code

04459

Assigment Date

05/23/1995 (31 years ago)

3.3750 inches nominal both ends bore diameter, 8.375 inches nominal outside diameter, 6.250 inches nominal overall length, 5/8-18 both ends thread size designator, 6.2500 inches nominal both ends bore length

Product Characteristics

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

Overall Length: 6.250 inches nominal
Outside Diameter: 8.375 inches nominal
Thread Size Designator: 5/8-18 both ends
Bore Diameter: 3.3750 inches nominal both ends
Bore Length: 6.2500 inches nominal both ends
End Item Identification: weapons system witchita class aor
Bore Shape: straight both ends
Furnished Items And Quantity: bolts 6
Design Type: internal gear
Securing Method: threaded hole both ends
Threaded Hole Quantity: 6 both ends
Threaded Hole Location: both ends: through flange equally spaced
Features Provided: exposed coupling bolt type and gear flex

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
1025G20RB	Flexible Shaft Coupling
2 1/2HMRB	Flexible Shaft Coupling
2 1/2WRB	Flexible Shaft Coupling
2 1/2X3.8RB	Flexible Shaft Coupling
662384-160031RB	Flexible Shaft Coupling
662384FB-160031RB	Flexible Shaft Coupling
F-2 1/2 EB RB	Flexible Shaft Coupling
FS202 1/2 EB/RB	Flexible Shaft Coupling

FAQs

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

What is the FSCG of the NSN 3010-01-413-8261?

The FSCG of the NSN 3010-01-413-8261 is 3010

Does the NSN 3010-01-413-8261 have a Schedule B code assigned?

Yes, the Schedule B code is 8483608000

Does NSN 3010-01-413-8261 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 3010-01-413-8261 contain precious materials?

Item does not contain precious metal.

Does NSN 3010-01-413-8261 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 3010-01-413-8261 was assigned to the Federal Catalog?

It was assigned 31 years ago, on Tue, May 23, 1995