R12 bearing
The R12 is a inch-size (R-series) ball bearing with a 3/4 in bore, 1.625 in outside diameter and 0.4375 in width, open (no seals or shields).
Size & specs
| Type | Inch (R-series) ball bearing |
|---|---|
| Bore (ID) | 3/4 in (19.05 mm) |
| Outside diameter (OD) | 1.625 in (41.27 mm) |
| Width | 0.4375 in (11.11 mm) |
| Seals / shields | Open |
Where to buy
Questions
What size is a R12 bearing?
3/4 × 1.625 × 0.4375 in (bore × outside diameter × width).
What is an open R12 bearing?
It has no seals or shields, so it must be lubricated by the machine (oil bath or grease). Choose 2RS or ZZ if the bearing needs to stay clean on its own.