

Sealmaster NP-24T Mounted Cast Iron Two Bolt Pillow Block Ball Bearing Steel, Black Oxided - Concentric Lock
- Regular price
- €205,95
- Sale price
- €205,95
- Regular price
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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
Description
The Sealmaster Mounted Cast Iron Two Bolt Pillow Block Ball Bearing is a robust, ready-to-mount bearing unit designed for reliable performance in normal to medium-duty applications. Featuring a solid one-piece cast iron housing, this pillow block ensures maximum strength and rigidity. The bearing insert, crafted from 52100 bearing steel with a black oxide coating, provides excellent corrosion resistance and durability. It utilizes a setscrew locking collar or Sealmaster’s exclusive Skwezloc® concentric locking collar for secure shaft attachment, minimizing slippage. The unit includes felt seals to protect against contaminants and retain lubrication, with a relubricatable design for extended bearing life. The two-bolt base allows for straightforward installation, supporting radial or radial-and-thrust loads. With a wide range of bore sizes and configurations, this bearing is ideal for applications such as conveyors, industrial machinery, and material handling systems. Sealmaster’s innovative features, like the lock pin and dimple system, enable direct lubrication and prevent outer ring rotation, ensuring optimal performance and reduced maintenance.
Specifications
Dimensions
Overall Length (in) | 7.25 in |
Overall Width (in) | 2.13 in |
Overall Height (in) | 3.94 in |
Base Width (in) | 2.13 in |
Bolt Size (in) | 1/2 in |
Bore Diameter (in) | 1.5 in |
Base to Center Height (in) | 1.9375 in |
Foot Height (in) | 0.69 in |
Length Through Bore (in) | 2 in |
Bolt Spacing Min (in) | 4.88 in |
Centerline to Outermost Bearing Face (in) | 1.31 in |
Bolt Spacing Max (in) | 5.88 in |
Bolt Spacing (in) | 5.38 in |
Technical Specifications
Housing Base | Solid |
Rolling Element | Ball Bearing |
Bore Shape | Straight |
Housing Construction | One Piece |
Outer Ring Land Profile | Standard |
Housing Color | Black |
Misalignment Type | Static Only |
Cage Material | PPS - Polyphenylene Sulfide |
Housing Type | Pillow Block, Two Bolt |
Seal Type | Felt Labyrinth Seal |
Housing Style | Pillow Block |
Ability to Relubricate | Yes |
Locking Collar Outside Diameter (in) | 2.75 in |
Inner Race Heat Treat Method | Zone-Hardened |
Housing Coating | Powder Coated |
Dynamic Load Rating (lb) | 7,340 lb |
Vibration Frequency Inner Ring Defect | 0.0909 cps |
Shaft Locking Type | Concentric |
Fixed vs. Expansion | Fixed |
Bearing Type | Standard Duty |
Vibration Frequency Fundamental Train | 0.0066 cps |
Base Length (in) | 7.25 in |
Housing Material | Cast Iron |
Bearing Insert Finish | Black Oxide |
Insert | 2-18T |
Cage Type | Land Riding Retainer |
Vibration Frequency Roller Spin | 0.0376 cps |
Bearing Insert Material | 52100 Bearing Steel |
Maximum Speed (RPM) | 5850 rpm |
Grease Fitting Thread Size | 1/4-28 |
Vibration Frequency Outer Ring Defect | 0.0591 cps |
Size Code | 2-19 |
Static Load Rating (lb) | 4,467 lb |
Lubricant | Lithium Complex NLGI 2 Grease |
Radial Clearance | Standard |
Max Operating Temperature (F) | 220 °F |
End Cap Available | No |
Misalignment Capability | ±2.0° Misalignment - Static Only |
Inner Ring Outside Diameter (in) | 2.07 in |
General Specifications
UPC | 662461029701 |
Weight | 6.17 LB |
Packaged Length | 4.63 IN |
Packaged Width | 2.31 IN |
Packaged Height | 7.50 IN |
HTC | 8483.20.8040 |
Country of Origin | Mexico |
Manuals
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Disclaimer: Apollo Industries is not an authorized distributor, reseller, or representative of Regal Rexnord Corporation. All Regal Rexnord Corporation trademarks and product names are the property of their respective owners. We sell genuine Regal Rexnord Corporation products purchased through independent channels.