Home / Categories / Bearings / Mounted / Mounted Tapered Roller Bearings / Pillow Blocks / DRPB 315-4
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Sealmaster DRPB 315-4
PILLOW BLK STK
Series
DRPB
Housing Base
Solid
Expansion
No
Measure Units
Inch
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 4-bolt split cast iron housing
| Part Number | 551551 |
| Brand | Sealmaster |
| Housing Base | Solid |
| Expansion | No |
| Measure Units | Inch |
| Rolling Element | Tapered Roller |
| Housing Type | Pillow Block, Four Bolt |
| Seal Type | Felt Labyrinth Seal |
| Housing Material | Cast Iron |
| Insert Material | 52100 Bearing Steel |
| Internal Clearance | Standard |
| Overall Height (in) | 9.375 |
| Speed (Max) | 1250 |
| Bolt Size (in) | 0.75 |
| Base Width (in) | 4.672 |
| Overall Length (in) | 17.5 |
| Overall Width (in) | 6.25 |
| Housing Construction | Split Two Piece |
| Radial Dynamic Load Capacity (lb) | 20,980 |
| Locking Type | Double Collar Mount |
| Misalignment | ±3.0° Misalignment - Static Only |
| Bore Shape | Straight |
| Outer Ring Land Profile | Standard |
| Bearing Insert Coating | Uncoated |
| Bore Size - Inch | 3.9375 |
| Housing Color | Gray |
| Platform | RPB Series |
| Replaceable Insert | Yes |
| Retainer Material | Steel |
| Misalignment Type | Static Only |
| End Cap | No |
| Inner Race Length (in) | 6.25 |
| Bolt Center Max (in) | 15 |
| Foot Height (in) | 2.75 |
| Centerline to Front Face (in) | 3.125 |
| Bolt Center Min (in) | 12 |
| Base to Center Height (in) | 5 |
| Series | DRPB |
| Grease Fitting Thread Size | 1/8 NPT |
| Lubrication Type | Lithium; EP; NLGI#2 |
| Inner Race Heat Treat Method | Case Carburized Inner Ring |
| Ability to Relubricate | Yes |
| Maximum Operating Temperature (F) | 220 |
| Duty/Series | Standard |
| Collar Outer Diameter (in) | 6 |
| Insert Number | RCI-315 |
| Housing Style | Pillow Block |
Always verify dimensions, load ratings, material, and seal type before ordering.
| Brandi | Sealmaster |
| Mfg. Catalog Numberi | DRPB 315-4 |
| Mfg. Part Numberi | 551551 |
| GDS #i | GDS-114105 |
| Categoryi | Bearings / Mounted / Mounted Tapered Roller Bearings / Pillow Blocks |
| UPCi | 662288482475 |
