Sealmaster Mounted Cast Iron Two Bolt Low Base Pillow Block Ball Bearing - 52100 Bearing Steel, Black Oxided - Setscrew Lock - NPL-208
Part #:710030
Catalog #:NPL-208
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
| Base Width (in): | 2.13 in | Overall Length (in): | 7.25 in |
| Overall Width (in): | 2.13 in | Overall Height (in): | 3.94 in |
| Bolt Size (in): | 1/2 in | Bore Diameter (mm): | 40 mm |
| Base to Center Height (in): | 1.9375 in | Foot Height (in): | 0.69 in |
| Length Through Bore (in): | 1.935 in | Bolt Spacing (in): | 5.38 in |
| Bolt Spacing Max (in): | 5.88 in | Centerline to Outermost Bearing Face (in): | 1.185 in |
| Bolt Spacing Min (in): | 4.88 in |
Technical Specifications
| Housing Base: | Solid | Rolling Element: | Ball Bearing |
| Bore Shape: | Straight | Housing Construction: | One Piece |
| Outer Ring Land Profile: | Standard | Misalignment Type: | Static Only |
| Housing Color: | Black | Cage Material: | PPS - Polyphenylene Sulfide |
| Housing Type: | Pillow Block, Two Bolt, Low Base | Seal Type: | Felt Labyrinth Seal |
| Housing Style: | Pillow Block | Ability to Relubricate: | Yes |
| Inner Race Heat Treat Method: | Zone-Hardened | Inner Ring Outside Diameter (in): | 2.07 in |
| Housing Material: | Cast Iron | Maximum Speed (RPM): | 4150 rpm |
| Cage Type: | Land Riding Retainer | Shaft Locking Type: | Set Screw |
| Grease Fitting Thread Size: | 1/4-28 | Max Operating Temperature (F): | 220 °F |
| Fixed vs. Expansion: | Fixed | Lubricant: | Lithium Complex NLGI 2 Grease |
| Static Load Rating (lb): | 4,467 lb | Vibration Frequency Outer Ring Defect: | 0.0591 cps |
| Vibration Frequency Fundamental Train: | 0.0066 cps | Radial Clearance: | Standard |
| Vibration Frequency Roller Spin: | 0.0376 cps | Misalignment Capability: | ±2.0° Misalignment - Static Only |
| Base Length (in): | 7.25 in | End Cap Available: | No |
| Bearing Insert Material: | 52100 Bearing Steel | Housing Coating: | Powder Coated |
| Bearing Type: | Standard Duty | Dynamic Load Rating (lb): | 7,340 lb |
| Vibration Frequency Inner Ring Defect: | 0.0909 cps | Bearing Insert Finish: | Black Oxide |
| Size Code: | 2-19 | Insert: | 5208 |
General Specifications
| UPC: | 662461052587 | Weight: | 5.75 LB |
| Packaged Length: | 2.31 IN | Packaged Width: | 4.63 IN |
| Packaged Height: | 7.50 IN | HTC: | 8483.20.8040 |
| Country of Origin: | United States of America |

