12 models in the 51 series. Every row links to the full specification page and to the cross-reference page of that model.
| Model | Brand | Bore d (mm) | OD D (mm) | Width B (mm) | |
|---|---|---|---|---|---|
| 5109 | TIMKEN | — | |||
| 5111S | TIMKEN | — | |||
| 5112S | TIMKEN | — | |||
| 5113 | TIMKEN | — | |||
| 5115 | TIMKEN | — | |||
| 5119 | TIMKEN | — | |||
| 5121 | TIMKEN | — | |||
| 5123 | TIMKEN | — | |||
| 5126 | TIMKEN | — | |||
| 5128N | TIMKEN | — | |||
| 5131 | TIMKEN | — | |||
| 5133 | TIMKEN | — |
51 series bearings follow the ISO dimension plan for this family, so a given number is dimensionally interchangeable between brands - see the cross-reference to confirm. Choose the suffix for your duty: shields for dry, clean positions, contact seals for wet or dusty ones, and a larger clearance class where the fit or temperature demands it.
Other Bearing Accessories series: H · AH · 710 · FIR · 72 · SNW · 73 · C