Manufactured by PRS Bearings, the PAB180 is a precision PA Angular Contact Ball Series. You may consider it as an interchangeable alternative and replacement for KAYDON KB180AR0, SILVERTHIN SB180AR0. Key dimensional parameters include a 457.2 mm bore diameter, a 473.075 mm outer diameter, and a 7.939 mm overall width. With matching boundary dimensions, this component is designed to meet standard load requirements and ensure consistent operational performance. For comprehensive technical evaluation, please explore the detailed specifications, dimensional data, product images, and CAD drawings provided below. A complete PDF data sheet is also readily available for direct download to support your engineering and procurement needs.
PAB180 - PA Angular Contact Ball Series
Technical Specifications
| Direct Interchange | KAYDON KB180AR0, SILVERTHIN SB180AR0 |
|---|---|
| Overview | |
| Basic Model | PAB180 |
| Weight | 0.612 kg |
| Dimensions | |
| Bore Dia (d, mm) | 457.2 mm |
| Bore Dia (d, in) | 18 in |
| Outer Dia (D, mm) | 473.075 mm |
| Outer Dia (D, in) | 18.625 in |
| Width (B, mm) | 7.939 mm |
| Width (B, in) | 0.3125 in |
| Load Ratings | |
| Dynamic Load (Cr) | 9,065 kN |
| Static Load (Cor) | 38,522 kN |
| Dynamic Axial Load (Ca) | 24,510 kN |
| Static Axial Load (Coa) | 111,161 kN |
| Performance | |
| Limit Speed (rpm) | 1,090 rpm |
PAB180 7.939 mm 473.075 mm 457.2 mm Frequently Asked Questions about PAB180 PA Angular Contact Ball Series
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
Under optimal lubrication conditions, the PRS Bearings PAB180 can reach a limiting speed of 1,090 RPM. The low-friction raceway finish developed by PRS Bearings allows for cooler running temperatures even at high velocities.
Thanks to its robust 9,065 dynamic load capacity, the PRS Bearings PAB180 is highly sought after in mining, metallurgy, agricultural machinery, and heavy industrial gearboxes where operational reliability is paramount.
The PAB180 produced by PRS Bearings adheres to strict ISO standards with a bore diameter of 457.2 mm, an outer diameter of 473.075 mm, and a width of 7.939 mm. PRS Bearings utilizes advanced grinding technology to ensure a radial section wall thickness of 7.9 mm and a balanced D/d ratio of 1.03 for high-precision housing fits.
Absolutely. The precise manufacturing of the PRS Bearings PAB180 results in stable, predictable vibration baselines. This makes it highly compatible with modern IoT condition monitoring sensors for early fault detection.