Manufactured by PRS Bearings, the PRA040 is a precision PR Radial Contact Ball Bearing. You may consider it as an interchangeable alternative and replacement for KAYDON KA040CP0, SILVERTHIN SA040CP0. Key dimensional parameters include a 101.6 mm bore diameter, a 114.3 mm outer diameter, and a 6.35 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.
PRA040 - PR Radial Contact Ball Bearing
Technical Specifications
| Direct Interchange | KAYDON KA040CP0, SILVERTHIN SA040CP0 |
|---|---|
| Overview | |
| Basic Model | PRA040 |
| Weight | 0.086 kg |
| Dimensions | |
| Bore Dia (d, mm) | 101.6 mm |
| Bore Dia (d, in) | 4 in |
| Outer Dia (D, mm) | 114.3 mm |
| Outer Dia (D, in) | 4.5 in |
| Width (B, mm) | 6.35 mm |
| Width (B, in) | 0.25 in |
| Load Ratings | |
| Dynamic Load (Cr) | 2,540 kN |
| Static Load (Cor) | 5,738 kN |
| Performance | |
| Limit Speed (rpm) | 4,710 rpm |
6.35 mm 114.3 mm 101.6 mm PRA040 Frequently Asked Questions about PRA040 PR Radial Contact Ball Bearing
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
Engineered for heavy-duty endurance, the PRS Bearings PRA040 offers a dynamic load rating (Cr) of 2,540 and a static load rating (Cor) of 5,738. These ratings reflect PRS Bearings's commitment to using high-fatigue-strength materials for demanding radial and axial force environments.
The standard PRA040 from PRS Bearings is heat-stabilized for temperatures up to 120°C. For extreme heat applications, PRS Bearings offers custom S1 or S2 stabilization treatments to ensure the component maintains its 101.6 mm x 114.3 mm dimensions without warping.
PRS Bearings provides a comprehensive B2B warranty for the PRA040 against manufacturing defects. Furthermore, our engineering team offers ongoing technical support to ensure the PR Radial Contact Ball Bearing operates optimally within your specific machinery.
The PRA040 is engineered with an optimal strength-to-mass ratio. PRS Bearings ensures that the cross-sectional distribution provides maximum structural rigidity for its 2,540 dynamic load rating without introducing excessive rotational inertia.