R12ZZ bearing
The R12ZZ is a inch-size (R-series) ball bearing with a 3/4 in bore, 1.625 in outside diameter and 0.4375 in width, metal shielded on both sides.
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 | ZZ: metal shielded on both sides |
Where to buy
Other versions
Questions
What size is a R12ZZ bearing?
3/4 × 1.625 × 0.4375 in (bore × outside diameter × width).
What does ZZ mean?
ZZ means metal shields on both sides. Shields have less drag than rubber seals and suit higher speeds, but they don't keep out water or fine dust as well.