Sealmaster Mounted Cast Iron Two Bolt Pillow Block Ball Bearing - 52100 Bearing Steel, Black Oxided - Setscrew Lock - SP-52
Part #:700631
Catalog #:SP-52
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
| Overall Width (in): | 4.25 in | Overall Height (in): | 8.06 in |
| Base Width (in): | 4.25 in | Overall Length (in): | 15 in |
| Bolt Size (in): | 7/8 in | Bore Diameter (in): | 3.25 in |
| Base to Center Height (in): | 4.0000 in | Foot Height (in): | 1.25 in |
| Length Through Bore (in): | 3.248 in | Centerline to Outermost Bearing Face (in): | 2.031 in |
| Bolt Spacing Min (in): | 9.63 in | Bolt Spacing Max (in): | 11.88 in |
Technical Specifications
| Rolling Element: | Ball Bearing | Housing Base: | Solid |
| Bore Shape: | Straight | Housing Construction: | One Piece |
| Outer Ring Land Profile: | Standard | Misalignment Type: | Static Only |
| Housing Color: | Black | Cage Material: | Brass |
| Housing Type: | Pillow Block, Two Bolt | Seal Type: | Felt Labyrinth Seal |
| Housing Style: | Pillow Block | Ability to Relubricate: | Yes |
| Inner Race Heat Treat Method: | Zone-Hardened | Setscrew Torque (in-lbs): | 350-450 in/lbs |
| Fixed vs. Expansion: | Fixed | Bearing Insert Material: | 52100 Bearing Steel |
| Housing Coating: | Powder Coated | Housing Material: | Cast Iron |
| Vibration Frequency Inner Ring Defect: | 0.1071 cps | Bearing Insert Finish: | Black Oxide |
| Bearing Type: | Standard Duty | Vibration Frequency Outer Ring Defect: | 0.0762 cps |
| Lubricant: | Lithium Complex NLGI 2 Grease | Vibration Frequency Fundamental Train: | 0.0069 cps |
| Size Code: | 2-37 | Vibration Frequency Roller Spin: | 0.0479 cps |
| Shaft Locking Type: | Set Screw | Grease Fitting Thread Size: | 1/4 NPT |
| Maximum Speed (RPM): | 2125 rpm | Inner Ring Outside Diameter (in): | 4.156 in |
| Static Load Rating (lb): | 14,496 lb | End Cap Available: | No |
| Radial Clearance: | Standard | Misalignment Capability: | ±2.0° Misalignment - Static Only |
| Insert: | 2-34 | Max Operating Temperature (F): | 220 °F |
| Base Length (in): | 15.00 in | Dynamic Load Rating (lb): | 18,681 lb |
| Cage Type: | Land Riding Retainer |
General Specifications
| UPC: | 662461005156 | Weight: | 44.46 LB |
| Packaged Length: | 9.88 IN | Packaged Width: | 17.25 IN |
| Packaged Height: | 4.88 IN | HTC: | 8483.20.8040 |
| Country of Origin: | United States of America |