Home / Categories / Bearings / Mounted / Mounted Tapered Roller Bearings / Pillow Blocks / RPB 308-2
Sealmaster RPB 308-2
PILLOW BLK STK
Series
RPB
Bore Size - Inch
3.5
Overall Height (in)
7.75 in
Base Width (in)
4.125 in
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 | 550226 |
| Brand | Sealmaster |
| Bore Size - Inch | 3.5 |
| Overall Height (in) | 7.75 in |
| Base Width (in) | 4.125 in |
| Bolt Center-to-Center Length (in) | 10.69 in |
| Bolt Size (in) | 0.875 in |
| Overall Length (in) | 13.75 in |
| Overall Width (in) | 5 in |
| Bore Size (in) | 3.5000 in |
| Inner Race Length (in) | 5 in |
| Foot Height (in) | 2.063 in |
| Base to Center Height (in) | 3.75 in |
| Bolt Center Min (in) | 10.125 in |
| Bolt Center Max (in) | 11.25 in |
| Centerline to Front Face (in) | 2.5 in |
| Collar Outer Diameter (in) | 5.438 in |
| Housing Base | Solid |
| Seal Type | Felt Labyrinth Seal |
| Insert Material | 52100 Bearing Steel |
| Housing Material | Cast Iron |
| Measure Units | Inch |
| Rolling Element | Tapered Roller |
| Housing Type | Pillow Block, Two Bolt |
| Expansion | No |
| Housing Construction | Split Two Piece |
| Radial Dynamic Load Capacity (lb) | 15,320 lb |
| Internal Clearance | Standard |
| Speed (Max) | 1500 |
| Bore Shape | Straight |
| Misalignment | ±3.0° Misalignment - Static Only |
| Locking Type | Double Collar Mount |
| End Cap | No |
| Platform | RPB Series |
| Replaceable Insert | Yes |
| Misalignment Type | Static Only |
| Housing Color | Gray |
| Retainer Material | Steel |
| Outer Ring Land Profile | Standard |
| Bearing Insert Coating | Uncoated |
| Series | RPB |
| Grease Fitting Thread Size | 1/8 NPT |
| Maximum Operating Temperature (F) | 220 °F |
| Housing Style | Pillow Block |
| Ability to Relubricate | Yes |
| Inner Race Heat Treat Method | Case Carburized Inner Ring |
| Duty/Series | Standard |
| Insert Number | RCI-308 |
| Lubrication Type | Lithium; EP; NLGI#2 |
| HTC | 8483.20.8080 |
| Country of Origin | United States of America |
Always verify dimensions, load ratings, material, and seal type before ordering.
| Brandi | Sealmaster |
| Mfg. Catalog Numberi | RPB 308-2 |
| Mfg. Part Numberi | 550226 |
| GDS #i | GDS-113938 |
| Categoryi | Bearings / Mounted / Mounted Tapered Roller Bearings / Pillow Blocks |
| UPCi | 662288480112 |
