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Sealmaster RPBA 215-2
Sealmaster Mounted Cast Iron Two Bolt Pillow Block Tapered Roller - 52100 Bearing Steel - Collar Mount Lock - RPBA 215-2
Series
RPBA
Insert Material
52100 Bearing Steel
Measure Units
Inch
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
- Single-collar interlock with 120° spacing setscrew lock, diamond faceted setscrews
- Powder coat epoxy 2-bolt split cast iron housing
| Part Number | 551870 |
| Brand | Sealmaster |
| Insert Material | 52100 Bearing Steel |
| Measure Units | Inch |
| Expansion | No |
| Rolling Element | Tapered Roller |
| Housing Type | Pillow Block, Two Bolt |
| Housing Base | Solid |
| Housing Material | Cast Iron |
| Seal Type | Felt Labyrinth Seal |
| Overall Width (in) | 3.69 |
| Housing Construction | Split Two Piece |
| Overall Length (in) | 11.75 |
| Base Width (in) | 3 |
| Overall Height (in) | 6.375 |
| Bolt Size (in) | 0.75 |
| Bore Shape | Straight |
| Locking Type | Collar Mount |
| Radial Dynamic Load Capacity (lb) | 9,630 |
| Internal Clearance | Standard |
| Misalignment | ±3.0° Misalignment - Static Only |
| Speed (Max) | 1750 |
| Misalignment Type | Static Only |
| Bearing Insert Coating | Uncoated |
| End Cap | No |
| Platform | RPB Series |
| Housing Color | Gray |
| Retainer Material | Steel |
| Replaceable Insert | Yes |
| Outer Ring Land Profile | Standard |
| Bore Size - Inch | 2.9375 |
| Base to Center Height (in) | 3.125 |
| Inner Race Length (in) | 3.688 |
| Bolt Center Max (in) | 9.688 |
| Bolt Center Min (in) | 8.063 |
| Centerline to Front Face (in) | 2.25 |
| Foot Height (in) | 1.75 |
| Series | RPBA |
| Grease Fitting Thread Size | 1/8 NPT |
| Insert Number | RCIA-215 |
| Ability to Relubricate | Yes |
| Lubrication Type | Lithium; EP; NLGI#2 |
| Collar Outer Diameter (in) | 4.75 |
| Maximum Operating Temperature (F) | 220 |
| Housing Style | Pillow Block |
| 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 | RPBA 215-2 |
| Mfg. Part Numberi | 551870 |
| GDS #i | GDS-114124 |
| Categoryi | Bearings / Mounted / Mounted Tapered Roller Bearings / Pillow Blocks |
| UPCi | 662288483137 |
