2300 Series Self-Aligning Ball Bearings
2300 series — 23 sizes, ISO 15 boundary dimensions with cross-brand equivalents.
Sizes in this series
| Designation | Bore | Outer Ø | Width (B) | Cross-reference |
|---|---|---|---|---|
| 2300 | 10 mm | 35 mm | 17 mm | equivalents → |
| 2301 | 12 mm | 37 mm | 17 mm | equivalents → |
| 2302 | 15 mm | 42 mm | 17 mm | equivalents → |
| 2303 | 17 mm | 47 mm | 19 mm | equivalents → |
| 2304 | 20 mm | 52 mm | 21 mm | equivalents → |
| 2305 | 25 mm | 62 mm | 24 mm | equivalents → |
| 2306 | 30 mm | 72 mm | 27 mm | equivalents → |
| 2307 | 35 mm | 80 mm | 31 mm | equivalents → |
| 2308 | 40 mm | 90 mm | 33 mm | equivalents → |
| 2309 | 45 mm | 100 mm | 36 mm | equivalents → |
| 2310 | 50 mm | 110 mm | 40 mm | equivalents → |
| 2311 | 55 mm | 120 mm | 43 mm | equivalents → |
| 2312 | 60 mm | 130 mm | 46 mm | equivalents → |
| 2313 | 65 mm | 140 mm | 48 mm | equivalents → |
| 2314 | 70 mm | 150 mm | 51 mm | equivalents → |
| 2315 | 75 mm | 160 mm | 55 mm | equivalents → |
| 2316 | 80 mm | 170 mm | 58 mm | equivalents → |
| 2317 | 85 mm | 180 mm | 60 mm | equivalents → |
| 2318 | 90 mm | 190 mm | 64 mm | equivalents → |
| 2319 | 95 mm | 200 mm | 67 mm | equivalents → |
| 2320 | 100 mm | 215 mm | 73 mm | equivalents → |
| 2321 | 105 mm | 225 mm | 77 mm | equivalents → |
| 2322 | 110 mm | 240 mm | 80 mm | equivalents → |
Boundary-dimension reference only. Verify suffixes before substituting.