The classic TBU for American freight car bogies is designed with inch size dimensions following the standards of the Association of American Railroads (AAR).

ISC Companies is a top distributor of power transmission and electrical parts. We have many different models and brands in stock for fast delivery. Our sales professionals are happy to assist you in the selection process to ensure the correct part is specified for your applications. Submit a quote request or give us a call at (800) 627-9434.

F4b sc 203replacement

We offer solutions for a wide range of wheelset designs for all kinds of railway rolling stock. This includes high-speed trains, diesel and electric locomotives, diesel and electrical multiple units, passenger coaches, freight cars and mass transit vehicles like tram cars.

The Dodge SC/SCM/SL line has unique features that make it the most reliable set screw mounted ball bearing on the market and provides the user unmatched quality and true total value.

A set screw shaft attachment method is the most common means of securing a mounted ball bearing to a shaft, and also the easiest to install. The Dodge mounted ball bearing offering is engineered with a 65 degree set screw angle, which ensures maximum grip onto the shaft.

ISC CompaniesRapid City Branch 2090 Deadwood Ave unit #1 Rapid City, SD 57702 (605) 343-9393 (800) 677-7335

F4b sc 203specs

SC/SCM/SL bearings are used in industries such as air handling; food and beverage; chemical, oil, and gas; pharmaceutical; paper and forest; and unit and baggage handling. Common applications include conveyors, mechanical drives, and extreme duty environments.

F4b sc 203cross reference

For new freight cars with increased cargo, inch size compact tapered roller bearing units (CTBUs) are used. The sealing system of the CTBU consists of two parts: a (stationary) seal that is anchored in the outer ring and a flinger ring that is fitted directly on the inner ring shoulder. This design offers increased reliability.

Tapered roller bearing units (TBUs) consist of two inner rings with a tapered roller and polymer cage assembly, a common outer ring, a central spacer, two sealing systems and a grease fill.

Dodge F4B-SC-203 Four-Bolt Flange Mount, Set Screw Ball Bearing, Mfg Part Number 124215, Shaft Size 2-3/16 in. (2.1875″), SC Normal Duty, 211 Series.

ISC CompaniesSioux Falls Branch 1100 West Russell Street Sioux Falls, SD 57104 (605) 336-3471 (800) 477-2565