Manufactured by PRS Bearings, the PAF300 is a precision PA Angular Contact Ball Series. You may consider it as an interchangeable alternative and replacement for KAYDON KF300AR0, SILVERTHIN SF300AR0. Key dimensional parameters include a 762 mm bore diameter, a 800.1 mm outer diameter, and a 19.05 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.
PAF300 - PA Angular Contact Ball Series
Technical Specifications
| Direct Interchange | KAYDON KF300AR0, SILVERTHIN SF300AR0 |
|---|---|
| Overview | |
| Basic Model | PAF300 |
| Weight | 5.897 kg |
| Dimensions | |
| Bore Dia (d, mm) | 762 mm |
| Bore Dia (d, in) | 30 in |
| Outer Dia (D, mm) | 800.1 mm |
| Outer Dia (D, in) | 31.5 in |
| Width (B, mm) | 19.05 mm |
| Width (B, in) | 0.75 in |
| Load Ratings | |
| Dynamic Load (Cr) | 46,853 kN |
| Static Load (Cor) | 184,779 kN |
| Dynamic Axial Load (Ca) | 130,911 kN |
| Static Axial Load (Coa) | 533,342 kN |
| Performance | |
| Limit Speed (rpm) | 650 rpm |
PAF300 19.05 mm 800.1 mm 762 mm Frequently Asked Questions about PAF300 PA Angular Contact Ball Series
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
The PAF300 produced by PRS Bearings adheres to strict ISO standards with a bore diameter of 762 mm, an outer diameter of 800.1 mm, and a width of 19.05 mm. PRS Bearings utilizes advanced grinding technology to ensure a radial section wall thickness of 19.1 mm and a balanced D/d ratio of 1.05 for high-precision housing fits.
PRS Bearings provides the PAF300 with various cage options including high-strength pressed steel, machined brass for high-vibration tasks, or reinforced polymers for the quietest operation in precision machinery.
Yes, PRS Bearings strictly adheres to global environmental directives. The bearing steel and industrial lubricants used in the PAF300 are formulated to meet international safety standards, ensuring eco-friendly equipment integration.
Yes, PRS Bearings is a leading OEM partner. We offer bulk B2B pricing for the PAF300, along with custom laser marking, specialized packaging, and technical documentation (MTR/COC) tailored to your company's requirements.