Sealmaster Mounted Cast Iron Two Bolt Pillow Block Ball Bearing - 52100 Bearing Steel, Black Oxided - Double Setscrew Lock - NPD-27
Part #:702104
Catalog #:NPD-27
KEY FEATURES
- Powder coated epoxy cast iron housing with extended inner ring bearings
- Zone hardened inner ring with 120° spacing setscrew locking on both sides of ball path 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 Length (in): | 7.5 in | Base Width (in): | 2.13 in |
| Overall Width (in): | 2.38 in | Overall Height (in): | 4.25 in |
| Bolt Size (in): | 1/2 in | Bore Diameter (in): | 1.6875 in |
| Base to Center Height (in): | 2.13 in | Foot Height (in): | 0.69 in |
| Length Through Bore (in): | 2.375 in | Bolt Spacing Max (in): | 6.06 in |
| Centerline to Outermost Bearing Face (in): | 1.188 in | Bolt Spacing Min (in): | 5.44 in |
Technical Specifications
| Rolling Element: | Ball Bearing | Housing Base: | Solid |
| Bore Shape: | Straight | Housing Construction: | One Piece |
| Misalignment Type: | Static Only | Outer Ring Land Profile: | Standard |
| 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 |
| Setscrew Torque (in-lbs): | 125-165 in/lbs | Ability to Relubricate: | Yes |
| Vibration Frequency Fundamental Train: | 0.0067 cps | Insert: | 2-111D |
| Max Operating Temperature (F): | 220 °F | End Cap Available: | No |
| Radial Clearance: | Standard | Inner Ring Outside Diameter (in): | 2.063 in |
| Lubricant: | Lithium Complex NLGI 2 Grease | Maximum Speed (RPM): | 5300 rpm |
| Housing Coating: | Powder Coated | Base Length (in): | 7.50 in |
| Grease Fitting Thread Size: | 1/4-28 | Size Code: | 2-111 |
| Housing Material: | Cast Iron | Dynamic Load Rating (lb): | 7,901 lb |
| Vibration Frequency Outer Ring Defect: | 0.0673 cps | Vibration Frequency Roller Spin: | 0.0417 cps |
| Cage Type: | Land Riding Retainer | Bearing Type: | Standard Duty |
| Vibration Frequency Inner Ring Defect: | 0.0994 cps | Bearing Insert Finish: | Black Oxide |
| Misalignment Capability: | ±2.0° Misalignment - Static Only | Bearing Insert Material: | 52100 Bearing Steel |
| Fixed vs. Expansion: | Fixed | Static Load Rating (lb): | 5,139 lb |
| Shaft Locking Type: | Double Set Screw |
General Specifications
| UPC: | 662461015469 | Weight: | 6.90 LB |
| Packaged Length: | 2.13 IN | Packaged Width: | 5.19 IN |
| Packaged Height: | 7.81 IN | HTC: | 8483.20.8040 |
| Country of Origin: | United States of America |