MSP Power Pack and Jaws

Pneumatic Tab Bender Tool


The Model RR-Series Pneumatic Tools are designed to quickly and easily fold the locking tabs used under the mounting cap screws when installing the axel bearing cap screws.­ These tools operate on standard shop air (80-110 psi) and are designed to meet the rigorous requirements of railroad wheel shops.­ Models available for 1/2" thru 1-1/4" cap screws.­

Model #RR-500: 1/2" Cap Screw

Model #RR-625: 5/8" - 3/4" Cap Screw

Model #RR-875: 7/8" Cap Screw

Model #RR-1000: 1" - 1-1/8" Cap Screw

Model #RR-1250: 1-1/4" Cap Screw

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Pneumatic Tab Bending Tool


Where it's Used

Classroom Training Table Folkstone


Typically used on the lock tab plates on rail car axle bearings

Note: Locking tabs must be slightly bent up so the crimp jaws can grab them.


Demonstration of How it's Used

Classroom Training Table Hard Rock Maple


Reference the video file in the CATALOG tab below


Tool Weight: 3.05 lbs.

Tool Dimensions: 9-1/2" L x 7" H x 1-3/4" Thick

Shipping Weight: 3-1/2 lbs.

Box Dimension: 10-3/4" L x 10-1/4" W x 2-1/2" H

Operating Air Pressure: 95-110 psi

Regulate air pressure to obtain 70 psi (4.8 bar) at the tool

Air Consumption: 0.052 scfm @ 90 psi (6.2 bar)

Recommended air hose size: 3/8" or larger

Install 3/8" quick connector (1/4" NPT threads) with inside diameter of 0.315" on the tool.

Note: Install a filter / lubricator within 15-20 ft. from tool, if possible. 

Periodically lubricate all rollers and metal to metal components with light oil.

Periodically replace jaw springs as a regular PM program



Specify the tool model required based upon the cap screw size and locking plate being used.

Reference the model numbers and specifications in the Catalog Tab

Orders can be place by contacting Custom Products & Services, Inc. via phone or email.

PH: 888-444-1202 or 651-452-0113


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