Sealmaster Mounted Cast Iron Two Bolt Pillow Block Ball Bearing - 52100 Bearing Steel, Black Oxided - Concentric Lock - Reduced Maintenance - Lubed for Life - NP-12T RM
Part #:712878
Catalog #:NP-12T RM
KEY FEATURES
- Powder coated epoxy cast iron housing with extended inner ring bearings
- Skwezloc® concentric locking for near perfect concentricity
- Felt labyrinth seal and flinger for dry and dusty environment
- 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
- Reduced maintenance design with plug and includes Sealmaster® Tapered Lands ensures that lubricant will be easily redirected back to the raceway.
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Product Specifications
Dimensions
| Overall Length (in): | 5 in | Overall Width (in): | 1.5 in |
| Overall Height (in): | 2.56 in | Base Width (in): | 1.5 in |
| Bolt Size (in): | 3/8 in | Bore Diameter (in): | 0.75 in |
| Foot Height (in): | 0.5 in | Base to Center Height (in): | 1.3125 in |
| Length Through Bore (in): | 1.28 in | Centerline to Outermost Bearing Face (in): | 0.78 in |
| Bolt Spacing Max (in): | 4.13 in | Bolt Spacing Min (in): | 3.38 in |
| Bolt Spacing (in): | 3.75 in |
Technical Specifications
| Rolling Element: | Ball Bearing | Housing Base: | Solid |
| Bore Shape: | Straight | Housing Construction: | One Piece |
| Misalignment Type: | Static Only | Options: | Reduced Maintenance - Lubed for Life |
| Outer Ring Land Profile: | Tapered Lands | Housing Color: | Black |
| Cage Material: | PPS - Polyphenylene Sulfide | Housing Type: | Pillow Block, Two Bolt |
| Seal Type: | Felt Labyrinth Seal | Housing Style: | Pillow Block |
| Inner Race Heat Treat Method: | Zone-Hardened | Locking Collar Outside Diameter (in): | 1.8 in |
| Ability to Relubricate: | No | Maximum Speed (RPM): | 10200 rpm |
| Base Length (in): | 5 in | Lubricant: | Lithium Complex NLGI 2 Grease |
| Vibration Frequency Fundamental Train: | 0.0066 cps | Vibration Frequency Outer Ring Defect: | 0.0593 cps |
| Dynamic Load Rating (lb): | 2,611 lb | Inner Ring Outside Diameter (in): | 1.188 in |
| Housing Coating: | Powder Coated | Vibration Frequency Inner Ring Defect: | 0.0907 cps |
| Vibration Frequency Roller Spin: | 0.0381 cps | Bearing Type: | Standard Duty |
| Misalignment Capability: | ±2.0° Misalignment - Static Only | Size Code: | 2-012 |
| Grease Fitting Thread Size: | 1/4-28 | Fixed vs. Expansion: | Fixed |
| Cage Type: | Land Riding Retainer | Shaft Locking Type: | Concentric |
| Static Load Rating (lb): | 1,444 lb | Bearing Insert Finish: | Black Oxide |
| End Cap Available: | No | Insert: | 2-012T RM |
| Max Operating Temperature (F): | 220 °F | Housing Material: | Cast Iron |
| Radial Clearance: | Standard | Bearing Insert Material: | 52100 Bearing Steel |
General Specifications
| UPC: | 662461350218 | Weight: | 2.00 LB |
| Packaged Length: | 3.19 IN | Packaged Width: | 1.69 IN |
| Packaged Height: | 5.25 IN | HTC: | 8483.20.8040 |
| Country of Origin: | United States of America |