Sealmaster Mounted Cast Iron Four Bolt Pillow Block Ball Bearing - 52100 Bearing Steel, Black Oxided - Setscrew Lock - MFP-56
Part #:701853
Catalog #:MFP-56
KEY FEATURES
- Powder coated epoxy cast iron housing with extended inner ring bearings
- Zone hardened inner ring with 120° spacing setscrew locking with diamond faceted setscrews
- Unique land riding retainer design provides superior pocket clearance that allows for 360° grease circulation around the rolling elements resulting in better retained and utilized lubrication.
- Sealmaster® exclusive lock pin and dimple for direct lubrication and anti-rotation
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Product Specifications
Dimensions
| Bolt Size (in): | 3/4 in | Overall Height (in): | 8.44 in |
| Overall Width (in): | 5.00 in | Overall Length (in): | 15.06 in |
| Base Width (in): | 5.00 in | Bore Diameter (in): | 3.5 in |
| Foot Height (in): | 1.06 in | Base to Center Height (in): | 4.0000 in |
| Length Through Bore (in): | 3.781 in | Centerline to Outermost Bearing Face (in): | 2.219 in |
| Bolt Spacing Max (in): | 12.25 in | Bolt Spacing Min (in): | 10.75 in |
Technical Specifications
| Housing Base: | Solid | Rolling Element: | Ball Bearing |
| Bore Shape: | Straight | Housing Construction: | One Piece |
| Outer Ring Land Profile: | Standard | Housing Color: | Black |
| Misalignment Type: | Static Only | Cage Material: | Brass |
| Housing Type: | Pillow Block, Four Bolt | Seal Type: | Felt Labyrinth Seal |
| Housing Style: | Pillow Block | Setscrew Torque (in-lbs): | 500-650 in/lbs |
| Inner Race Heat Treat Method: | Zone-Hardened | Ability to Relubricate: | Yes |
| Dynamic Load Rating (lb): | 21,566 lb | Fixed vs. Expansion: | Fixed |
| Bolt Spacing Width Direction (in): | 3.00 in | Static Load Rating (lb): | 16,301 lb |
| Misalignment Capability: | ±2.0° Misalignment - Static Only | Cage Type: | Land Riding Retainer |
| Lubricant: | Lithium Complex NLGI 2 Grease | Bearing Type: | Medium Duty |
| Shaft Locking Type: | Set Screw | Vibration Frequency Roller Spin: | 0.0454 cps |
| Vibration Frequency Fundamental Train: | 0.0069 cps | Bearing Insert Finish: | Black Oxide |
| Vibration Frequency Inner Ring Defect: | 0.0981 cps | Size Code: | 2-38 |
| Grease Fitting Thread Size: | 1/4 NPT | Max Operating Temperature (F): | 220 °F |
| Housing Coating: | Powder Coated | Bearing Insert Material: | 52100 Bearing Steel |
| Radial Clearance: | Standard | Housing Material: | Cast Iron |
| Vibration Frequency Outer Ring Defect: | 0.0685 cps | Maximum Speed (RPM): | 2000 rpm |
| Base Length (in): | 15.06 in | End Cap Available: | No |
| Insert: | 2-38 | Inner Ring Outside Diameter (in): | 4.391 in |
General Specifications
| UPC: | 662461013670 | Weight: | 47.55 LB |
| Packaged Length: | 15.75 IN | Packaged Width: | 9.25 IN |
| Packaged Height: | 5.25 IN | HTC: | 8483.20.8040 |
| Country of Origin: | United States of America |

