Sealmaster Mounted Cast Iron Two Bolt Pillow Block Ball Bearing - 52100 Bearing Steel, Black Oxided - Concentric Lock - NP-39T
Part #:705390
Catalog #:NP-39T
KEY FEATURES
- Powder coated epoxy cast iron housing with extended inner ring bearings
- Skwezloc® concentric locking for near perfect concentricity
- 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): | 2.75 in | Overall Height (in): | 5.56 in |
| Overall Width (in): | 2.75 in | Overall Length (in): | 9.5 in |
| Bolt Size (in): | 5/8 in | Bore Diameter (in): | 2.4375 in |
| Base to Center Height (in): | 2.7500 in | Foot Height (in): | 0.88 in |
| Length Through Bore (in): | 2.63 in | Bolt Spacing Max (in): | 7.63 in |
| Centerline to Outermost Bearing Face (in): | 1.63 in | Bolt Spacing Min (in): | 6.88 in |
Technical Specifications
| Housing Base: | Solid | Rolling Element: | Ball Bearing |
| Bore Shape: | Straight | Housing Construction: | One Piece |
| Misalignment Type: | Static Only | Outer Ring Land Profile: | Standard |
| Housing Color: | Black | Cage Material: | PPS - Polyphenylene Sulfide |
| Seal Type: | Felt Labyrinth Seal | Housing Type: | Pillow Block, Two Bolt |
| Housing Style: | Pillow Block | Ability to Relubricate: | Yes |
| Setscrew Torque (in-lbs): | 495 in/lbs | Locking Collar Outside Diameter (in): | 4.22 in |
| Inner Race Heat Treat Method: | Zone-Hardened | Maximum Speed (RPM): | 4100 rpm |
| Vibration Frequency Outer Ring Defect: | 0.0678 cps | End Cap Available: | No |
| Bearing Type: | Standard Duty | Inner Ring Outside Diameter (in): | 2.984 in |
| Base Length (in): | 9.50 in | Radial Clearance: | Standard |
| Vibration Frequency Inner Ring Defect: | 0.0989 cps | Size Code: | 2-27 |
| Vibration Frequency Fundamental Train: | 0.0068 cps | Housing Coating: | Powder Coated |
| Fixed vs. Expansion: | Fixed | Grease Fitting Thread Size: | 1/8 NPT |
| Static Load Rating (lb): | 8,150 lb | Dynamic Load Rating (lb): | 11,789 lb |
| Shaft Locking Type: | Concentric | Bearing Insert Material: | 52100 Bearing Steel |
| Max Operating Temperature (F): | 220 °F | Vibration Frequency Roller Spin: | 0.0432 cps |
| Lubricant: | Lithium Complex NLGI 2 Grease | Housing Material: | Cast Iron |
| Insert: | 2-27T | Misalignment Capability: | ±2.0° Misalignment - Static Only |
| Bearing Insert Finish: | Black Oxide | Cage Type: | Land Riding Retainer |
General Specifications
| UPC: | 662461029800 | Weight: | 15.16 LB |
| Packaged Length: | 10.38 IN | Packaged Width: | 6.50 IN |
| Packaged Height: | 3.00 IN | HTC: | 8483.20.8040 |
| Country of Origin: | Mexico |

