Quiet, sealed deep groove bearings for blowers and air handlers.
Find your bearing— Deep Groove Ball BearingHVAC fans and blowers need bearings that run quietly at sustained speeds while resisting dust and moisture. Sealed deep groove ball bearings (6200 series, often C3 clearance) are standard for smaller fan motors, with low-noise grades for occupied-space air handlers. Larger belt-driven fans use pillow block units on the shaft, chosen for their tolerance of misalignment and ease of replacement.
Contrast the key specifications of the bearing types commonly used in this application to help choose the right one.
| Specification | Deep Groove Ball | Pillow Block |
|---|---|---|
| Radial load capacity | Moderate | High |
| Axial load capacity | Moderate (both directions) | Moderate (depends on insert) |
| Speed capability | Very High | Moderate |
| Misalignment tolerance | Low | Moderate (self-aligning insert) |
| Sealing options | 2RS seals, ZZ shields, or open | Felt / rubber / labyrinth seals |
| Maintenance | Sealed-for-life or relubricable | Relubricable; drop-in replacement |
| Typical use | Electric motors, fans, pumps, general machinery | Belt-driven shafts, conveyors, fans, implements |
















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