Sealmaster Mounted Cast Iron Two Bolt Pillow Block Ball Bearing - 52100 Bearing Steel, Black Oxided - Concentric Lock - Extra Low Drag - NP-28T XLO
Part #:714250
Catalog #:NP-28T XLO
KEY FEATURES
- Powder coated epoxy cast iron housing with extended inner ring bearings
- Skwezloc® concentric locking for near perfect concentricity
- Extra low drag seal cut down felt labyrinth seal and flinger
- Nylon retainer to reduce overall drag
- Oil lubricated and supplied with an adapter and plug for easy field relubrication
- Sealmaster® exclusive lock pin and dimple for direct lubrication and anti-rotation
- Looser than standard housing fit for ease of alignment on lightweight frames
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Product Specifications
Dimensions
| Overall Length (in): | 7.5 in | Overall Width (in): | 2.13 in |
| Overall Height (in): | 4.25 in | Base Width (in): | 2.13 in |
| Bolt Size (in): | 1/2 in | Bore Diameter (in): | 1.75 in |
| Foot Height (in): | 0.69 in | Base to Center Height (in): | 2.13 in |
| Length Through Bore (in): | 2.00 in | Bolt Spacing Min (in): | 5.44 in |
| Centerline to Outermost Bearing Face (in): | 1.31 in | Bolt Spacing Max (in): | 6.06 in |
Technical Specifications
| Rolling Element: | Ball Bearing | Housing Base: | Solid |
| Bore Shape: | Straight | Housing Construction: | One Piece |
| Housing Color: | Black | Misalignment Type: | Static Only |
| Outer Ring Land Profile: | Standard | Options: | Extra Low Drag |
| Cage Material: | PPS - Polyphenylene Sulfide | Seal Type: | Labryinth Seal |
| Housing Type: | Pillow Block, Two Bolt | Housing Style: | Pillow Block |
| Locking Collar Outside Diameter (in): | 2.94 in | Setscrew Torque (in-lbs): | 240 in/lbs |
| Ability to Relubricate: | Yes | Inner Race Heat Treat Method: | Zone-Hardened |
| Vibration Frequency Inner Ring Defect: | 0.0994 cps | Vibration Frequency Roller Spin: | 0.0417 cps |
| Base Length (in): | 7.50 in | Insert: | 2-112T XLO |
| Max Operating Temperature (F): | 220 °F | Grease Fitting Thread Size: | 1/4-28 |
| Cage Type: | Land Riding Retainer | Misalignment Capability: | ±2.0° Misalignment - Static Only |
| Fixed vs. Expansion: | Fixed | Bearing Type: | Standard Duty |
| Shaft Locking Type: | Concentric | Vibration Frequency Fundamental Train: | 0.0067 cps |
| Maximum Speed (RPM): | 1500 rpm | Bearing Insert Finish: | Black Oxide |
| Vibration Frequency Outer Ring Defect: | 0.0673 cps | Housing Coating: | Powder Coated |
| Size Code: | 2-111 | Housing Material: | Cast Iron |
| End Cap Available: | No | Radial Clearance: | Standard |
| Lubricant: | Oil Coated Only - No Factory Grease Fill | Bearing Insert Material: | 52100 Bearing Steel |
| Inner Ring Outside Diameter (in): | 2.063 in | Static Load Rating (lb): | 5,139 lb |
| Dynamic Load Rating (lb): | 7,901 lb |
General Specifications
| UPC: | 662461321188 | Weight: | 6.90 LB |
| Packaged Length: | 5.19 IN | Packaged Width: | 2.13 IN |
| Packaged Height: | 7.81 IN | HTC: | 8483.20.8040 |
| Country of Origin: | United States of America |