Sealmaster Mounted Cast Iron Four Bolt Pillow Block Tapered Roller - 52100 Bearing Steel - Double Collar Mount Lock - RPB 300-C4
Part #:551274
Catalog #:RPB 300-C4
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Product Specifications
Dimensions
| Base Width (in): | 3.75 in | Overall Width (in): | 4.5 in |
| Overall Height (in): | 6.375 in | Overall Length (in): | 11.75 in |
| Bolt Center-to-Center Length (in): | 9.375 in | Bolt Size (in): | 0.625 in |
| Bore Size (in): | 3 in | Bolt Center Max (in): | 10 in |
| Foot Height (in): | 1.75 in | Base to Center Height (in): | 3.125 in |
| Inner Race Length (in): | 4.5 in | Centerline to Front Face (in): | 2.25 in |
| Bolt Center Min (in): | 8.75 in | Collar Outer Diameter (in): | 4.719 in |
Technical Specifications
| Housing Base: | Solid | Seal Type: | Single Lip Contact Seal |
| Housing Type: | Pillow Block, Four Bolt | Rolling Element: | Tapered Roller |
| Expansion: | No | Insert Material: | 52100 Bearing Steel |
| Measure Units: | Inch | Housing Material: | Cast Iron |
| Misalignment: | ±3.0° Misalignment - Static Only | Radial Dynamic Load Capacity (lb): | 9,630 lb |
| Speed (Max): | 1750 | Internal Clearance: | Standard |
| Bore Shape: | Straight | Locking Type: | Double Collar Mount |
| Housing Construction: | Split Two Piece | Outer Ring Land Profile: | Standard |
| Bearing Insert Coating: | Uncoated | Replaceable Insert: | Yes |
| Platform: | RPB Series | Housing Color: | Gray |
| Misalignment Type: | Static Only | Retainer Material: | Steel |
| End Cap: | No | Series: | RPB |
| Grease Fitting Thread Size: | 1/8 NPT | Lubrication Type: | Lithium; EP; NLGI#2 |
| Duty/Series: | Standard | Ability to Relubricate: | Yes |
| Maximum Operating Temperature (F): | 220 °F | Insert Number: | RCI-300C |
| Housing Style: | Pillow Block | Inner Race Heat Treat Method: | Case Carburized Inner Ring |
General Specifications
| UPC: | 662288481935 | Weight: | 31.50 LB |
| Packaged Length: | 12.13 IN | Packaged Width: | 6.75 IN |
| Packaged Height: | 4.63 IN | HTC: | 8483.20.8080 |
| Country of Origin: | United States of America |

