
SEALMASTER RPB 50MM-C2 CR pillow block bearing
- Brand
- SEALMASTER
- Category
- Bearing housings
- Subcategory
- Bearing housings
- Series
- RPB-CR
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Description
SEALMASTER RPB 50MM-C2 CR belongs to pillow block bearing, part of our Bearing housings range. Tell us how many you need by WhatsApp or email and we'll get back to you promptly with a quote for RPB 50MM-C2 CR and any equivalents.
SEALMASTER RPB-CR units are pillow block housings with a mounted bearing, built to carry rotating shafts on industrial machinery. A bolted base plus an aligned housing is what the application needs whenever the shaft has to sit on a structure rather than inside a frame. The design handles moderate radial and axial loading in processes that run continuously. MR Industrial Accessories supplies this line and helps you match the size to your shaft and equipment.
Break the code down and ordering becomes simple. RPB stands for the pillow block with mounted bearing, MM means the dimensions are given in millimeters, and C2 marks the housing's construction variant. The CR suffix tells you the assembly carries corrosion protection. So RPB 35MM-C2 CR and RPB 60MM-C2 CR are units for 35 mm and 60 mm shafts, sharing the same base and mounting layout. Reading the nomenclature this way removes any doubt when you specify a replacement.
Typical installations include belt conveyors, bucket elevators, mixers, mills, centrifugal pumps and industrial fans. Food plants, cement works, tanneries and metalworking shops rely on them where washdown and humidity are part of daily operation. Thanks to the CR treatment, the RPB-CR series adds a barrier against oxidation, which suits damp rooms or areas with vapors. Bolting the pillow block to a metal structure or a concrete base keeps installation straightforward.
Selection comes down to three things: shaft diameter, the radial and axial load the unit will see, and the environment around it. Check that the base is rigid enough not to flex and that the mounting holes line up with the existing structure. Align the housings carefully during installation so the bearings are not overloaded. Use the lubricant the manufacturer specifies, and inspect the sealing on a regular schedule to keep contaminants out. Outdoors, the CR protection helps the unit last longer.
SEALMASTER RPB-CR housings can replace units of other brands when shaft diameter and base configuration are the same. Compare the critical dimensions first: hole spacing, height to shaft center and mounting type. Interchangeability often also depends on how the bearing locks onto the shaft, so that needs checking too. MR Industrial Accessories helps you find a compatible alternative that fits the existing structure without modification. Where possible, swap the complete assembly to keep mounting precision.
Dimensions
- Bore
- 50 mm
Frequently asked questions
- What does the CR suffix mean on an RPB housing?
- It means the housing carries corrosion protection, which makes it a fit for humid or oxidizing environments and helps the mounted bearing last longer.
- How do I pick the right shaft diameter?
- The designation gives it to you: RPB 35MM-C2 CR fits a 35 mm shaft. Measure your shaft with a caliper and match it to the part number. If anything is unclear, send us a message on WhatsApp.
- Can a SEALMASTER housing replace one from another brand?
- Yes, provided shaft diameter, mounting hole spacing and height to center agree. We help you compare those dimensions so the swap needs no modifications.

