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Sealmaster RPB 108-2
Sealmaster Mounted Cast Iron Two Bolt Pillow Block Tapered Roller - 52100 Bearing Steel - Double Collar Mount Lock - RPB 108-2
Series
RPB
Housing Base
Solid
Rolling Element
Tapered Roller
Expansion
No
Need help confirming fit? Send us the current part number, shaft size, housing photo, or equipment model.
Product Overview
- Heavy duty tapered roller bearings with steel cage for radial, thrust and combined loading
- Race-mounted felt-lined flinger seal
- Double-collar interlock with 120° spacing setscrew lock, diamond faceted setscrews
- Powder coat epoxy 2-bolt split cast iron housing
| Part Number | 550208 |
| Brand | Sealmaster |
| Housing Base | Solid |
| Rolling Element | Tapered Roller |
| Expansion | No |
| Seal Type | Felt Labyrinth Seal |
| Housing Type | Pillow Block, Two Bolt |
| Housing Material | Cast Iron |
| Measure Units | Inch |
| Insert Material | 52100 Bearing Steel |
| Base Width (in) | 2.313 |
| Housing Construction | Split Two Piece |
| Overall Length (in) | 7.75 |
| Overall Width (in) | 3.38 |
| Bolt Size (in) | 0.5 |
| Overall Height (in) | 4.375 |
| Radial Dynamic Load Capacity (lb) | 6,140 |
| Bore Shape | Straight |
| Speed (Max) | 3000 |
| Internal Clearance | Standard |
| Misalignment | ±3.0° Misalignment - Static Only |
| Locking Type | Double Collar Mount |
| Replaceable Insert | Yes |
| Housing Color | Gray |
| Outer Ring Land Profile | Standard |
| Misalignment Type | Static Only |
| Bore Size - Inch | 1.5 |
| Platform | RPB Series |
| End Cap | No |
| Retainer Material | Steel |
| Bearing Insert Coating | Uncoated |
| Inner Race Length (in) | 3.375 |
| Bolt Center Max (in) | 6.438 |
| Bolt Center Min (in) | 5.563 |
| Base to Center Height (in) | 2.125 |
| Foot Height (in) | 1.25 |
| Centerline to Front Face (in) | 1.688 |
| Series | RPB |
| Grease Fitting Thread Size | 1/8 NPT |
| Housing Style | Pillow Block |
| Lubrication Type | Lithium; EP; NLGI#2 |
| Maximum Operating Temperature (F) | 220 |
| Collar Outer Diameter (in) | 2.875 |
| Ability to Relubricate | Yes |
| Insert Number | RCI-108 |
| Inner Race Heat Treat Method | Case Carburized Inner Ring |
| Duty/Series | Standard |
Always verify dimensions, load ratings, material, and seal type before ordering.
| Brandi | Sealmaster |
| Mfg. Catalog Numberi | RPB 108-2 |
| Mfg. Part Numberi | 550208 |
| GDS #i | GDS-113922 |
| Categoryi | Bearings / Mounted / Mounted Tapered Roller Bearings / Pillow Blocks |
| UPCi | 662288479956 |
