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Sealmaster ERPB 315-C4
Sealmaster Mounted Cast Iron Four Bolt Pillow Block Tapered Roller - 52100 Bearing Steel - Double Collar Mount Lock - ERPB 315-C4
Series
ERPB
Seal Type
Single Lip Contact Seal
Insert Material
52100 Bearing Steel
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 contact flinger seal
- Double-collar interlock with 120° spacing setscrew lock, diamond faceted setscrews
- Powder coat epoxy 4-bolt split cast iron housing
| Part Number | 551302 |
| Brand | Sealmaster |
| Seal Type | Single Lip Contact Seal |
| Insert Material | 52100 Bearing Steel |
| Measure Units | Inch |
| Housing Base | Solid |
| Expansion | Yes |
| Housing Type | Pillow Block, Four Bolt |
| Rolling Element | Tapered Roller |
| Housing Material | Cast Iron |
| Internal Clearance | Standard |
| Radial Dynamic Load Capacity (lb) | 20,980 |
| Overall Length (in) | 15.25 |
| Locking Type | Double Collar Mount |
| Overall Height (in) | 8.875 |
| Housing Construction | Split Two Piece |
| Base Width (in) | 5.156 |
| Bore Shape | Straight |
| Speed (Max) | 1250 |
| Misalignment | ±3.0° Misalignment - Static Only |
| Overall Width (in) | 6.25 |
| Bolt Size (in) | 0.75 |
| Outer Ring Land Profile | Standard |
| Misalignment Type | Static Only |
| Replaceable Insert | Yes |
| Retainer Material | Steel |
| End Cap | No |
| Housing Color | Gray |
| Bearing Insert Coating | Uncoated |
| Bore Size - Inch | 3.9375 |
| Platform | RPB Series |
| Foot Height (in) | 2.438 |
| Bolt Center Max (in) | 13 |
| Inner Race Length (in) | 6.25 |
| Bolt Center Min (in) | 11 |
| Centerline to Front Face (in) | 3.125 |
| Base to Center Height (in) | 4.25 |
| Series | ERPB |
| Grease Fitting Thread Size | 1/8 NPT |
| Ability to Relubricate | Yes |
| Collar Outer Diameter (in) | 5.938 |
| Inner Race Heat Treat Method | Case Carburized Inner Ring |
| Insert Number | ERCI-315C |
| Maximum Operating Temperature (F) | 220 |
| Duty/Series | Standard |
| 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 | ERPB 315-C4 |
| Mfg. Part Numberi | 551302 |
| GDS #i | GDS-114089 |
| Categoryi | Bearings / Mounted / Mounted Tapered Roller Bearings / Pillow Blocks |
| UPCi | 662288482116 |
