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Sealmaster logo · SEALMASTER RFB 108C CRRFB 108C CRBearing housings
SEALMASTER RFB 108C CR flange bearing 4 holes

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SEALMASTER RFB 108C CR flange bearing 4 holes

Manufacturer Part NumberRFB 108C CRAlso searched as: RFB108CCR · RFB108C CR
Subcategory
Bearing housings
Series
RFB-CR
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Since 1945 · Martínez, Buenos Aires, Argentina

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Description

SEALMASTER RFB 108C CR is a reference of flange bearing 4 holes, within Bearing housings. Request a quote for RFB 108C CR via WhatsApp or email with the quantity you need; we respond promptly with the quote and equivalents.

SEALMASTER RFB-CR series 4-bolt flange units are mounted units that combine an insert bearing with a square flange housing, ready to fasten with four bolts. They are used to support rotating shafts on flat structures, where firm fastening and simple alignment are required. MR Accesorios Industriales sells this line and advises you to choose the right size according to shaft diameter and type of load.

The RFB-CR series designation is read in parts: RFB identifies the four-bolt square flange, the number that follows —as in RFB 103C CR, RFB 104C CR or RFB 106C CR— indicates the size of the insert bearing and the shaft diameter it accepts, and the suffix C CR indicates the sealing configuration and the type of insert. With the complete code you can locate the unit in the catalog and order it by WhatsApp.

These units are used in belt conveyors, bucket elevators, mixers, mills, screens and process equipment in food, chemical, cement and aggregate plants. In Argentina they are common in the oilseed, meatpacking and mining industries, where flange mounting allows the support to be fastened to a wall or frame without machining housings. They are also used in fans, pumps and drive shafts that require a rigid support point that is easy to replace.

To select correctly, take into account the shaft diameter, radial and axial loads, and environmental conditions. The CR sealing protects against dust and moisture, so it is advisable in dirty environments or with frequent washdowns. Check that the flange sits flat and that the four bolts are properly tightened to avoid deformation. The insert's lubrication must follow the manufacturer's recommendation and be renewed according to the duty cycle. Aligned mounting extends bearing life and reduces vibration.

As for equivalents, 4-bolt mounted flange units are available from several brands with their own nomenclatures; there is no automatic correspondence between codes. To replace a SEALMASTER RFB-CR with another brand, compare shaft diameter, hole spacing, center height and type of sealing. If you need an alternative, at MR Accesorios Industriales we will indicate the compatible option. Interchangeability must always be validated with the equipment's critical dimensions.

If you already have the code, send it by WhatsApp and we will quote it shortly. You can also ask about other sizes in the RFB-CR series or about split plummer block housings of in-house manufacturing. At MR Accesorios Industriales we support Argentine industry with transmission and mounting components.

Dimensions

Bore
1 1/2 in

Frequently Asked Questions

What does the C CR suffix mean in RFB units?
The suffix C CR indicates the insert configuration and the type of sealing. The C is associated with a construction variant of the bearing and CR with reinforced sealing against dust and moisture. To confirm the exact application, send us the complete code and we will advise you.
How do I choose the right RFB unit for my shaft?
You need the shaft diameter, the radial and axial loads, and the working conditions. The number in the code —103, 104, 106, etc.— is linked to the shaft size. If you send us that data, we will indicate the corresponding model.
Are SEALMASTER RFB-CR units interchangeable with other brands?
There is no direct equivalence between brands. To replace an RFB-CR with another brand, you must compare shaft diameter, hole spacing, center height and sealing. At MR we give you the compatible alternative.
Request a quote for RFB 108C CR via WhatsApp
Request a quote on WhatsApp