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Sealmaster RPB 215-2
Sealmaster Mounted Cast Iron Two Bolt Pillow Block Tapered Roller - 52100 Bearing Steel - Double Collar Mount Lock - RPB 215-2
Series
RPB
Housing Type
Pillow Block, Two Bolt
Housing Base
Solid
Seal Type
Felt Labyrinth Seal
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 | 550221 |
| Brand | Sealmaster |
| Housing Type | Pillow Block, Two Bolt |
| Housing Base | Solid |
| Seal Type | Felt Labyrinth Seal |
| Insert Material | 52100 Bearing Steel |
| Housing Material | Cast Iron |
| Expansion | No |
| Rolling Element | Tapered Roller |
| Measure Units | Inch |
| Overall Width (in) | 4.5 |
| Housing Construction | Split Two Piece |
| Overall Length (in) | 11.75 |
| Base Width (in) | 3 |
| Bolt Size (in) | 0.75 |
| Overall Height (in) | 6.375 |
| Speed (Max) | 1750 |
| Internal Clearance | Standard |
| Bore Shape | Straight |
| Locking Type | Double Collar Mount |
| Misalignment | ±3.0° Misalignment - Static Only |
| Radial Dynamic Load Capacity (lb) | 9,630 |
| Housing Color | Gray |
| Replaceable Insert | Yes |
| Misalignment Type | Static Only |
| Platform | RPB Series |
| Bore Size - Inch | 2.9375 |
| Retainer Material | Steel |
| Outer Ring Land Profile | Standard |
| End Cap | No |
| Bearing Insert Coating | Uncoated |
| Foot Height (in) | 1.75 |
| Bolt Center Max (in) | 9.688 |
| Inner Race Length (in) | 4.5 |
| Centerline to Front Face (in) | 2.25 |
| Bolt Center Min (in) | 8.063 |
| Base to Center Height (in) | 3.125 |
| Series | RPB |
| Grease Fitting Thread Size | 1/8 NPT |
| Ability to Relubricate | Yes |
| Collar Outer Diameter (in) | 4.719 |
| Inner Race Heat Treat Method | Case Carburized Inner Ring |
| Maximum Operating Temperature (F) | 220 |
| Duty/Series | Standard |
| Insert Number | RCI-215 |
| Lubrication Type | Lithium; EP; NLGI#2 |
| Housing Style | Pillow Block |
Always verify dimensions, load ratings, material, and seal type before ordering.
| Brandi | Sealmaster |
| Mfg. Catalog Numberi | RPB 215-2 |
| Mfg. Part Numberi | 550221 |
| GDS #i | GDS-113934 |
| Categoryi | Bearings / Mounted / Mounted Tapered Roller Bearings / Pillow Blocks |
| UPCi | 662288480075 |
