Manufactured by PRS Bearings, the PB30040 is a precision Metric PB Series Bearings. You may consider it as an interchangeable alternative and replacement for KAYDON BB30040. Key dimensional parameters include a 405 mm bore diameter, a 40 mm outer diameter, and a 0.07-0.1 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.
PB30040 - Metric PB Series Bearings
Technical Specifications
| Direct Interchange | KAYDON BB30040 |
|---|---|
| Overview | |
| Basic Model | PB30040 |
| Weight | 300 kg |
| Dimensions | |
| Bore Dia (d, mm) | 405 mm |
| Outer Dia (D, mm) | 40 mm |
| Width (B, mm) | 0.07-0.1 mm |
| Load Ratings | |
| Dynamic Axial Load (Ca) | 0.035 kN |
40 mm 40 mm 405 mm 405 mm 0.07-0.1 mm 0.07-0.1 mm PB30040 Frequently Asked Questions about PB30040 Metric PB Series Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
To maximize the performance of the PB30040, PRS Bearings technical engineers suggest a shaft fit of k5/m5 for its 405 mm bore. For the 40 mm outer diameter, an H7 or J7 housing tolerance is ideal to accommodate thermal expansion while maintaining PRS Bearings's signature operational stability.
The standard PRS Bearings PB30040 is designed for rigid configurations. For optimal performance, strict alignment of the 405 mm bore is critical, though PRS Bearings engineers can provide self-aligning bearing alternatives if your equipment is prone to deflection.
Every PB30040 batch undergoes 100% automated vibration and noise testing at the PRS Bearings factory. We guarantee compliance with Z1/V1 standards, with premium Z3/V3 options available for high-end electric motors.
As a dedicated bearing manufacturer, PRS Bearings maintains strategic inventory of the PB30040 for prompt dispatch. For large OEM forecast orders, our lean production lines guarantee highly competitive lead times.