2301
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What 2301 means
| Code | Position | Meaning |
|---|---|---|
23 |
Series | Series 23: self-aligning ball bearing, wide (width series 2), diameter series 3 (medium). The type digit 1 is left out of these numbers |
01 |
Bore | Bore code 01 = 12 mm (codes 00, 01, 02 and 03 are fixed at 10, 12, 15 and 17 mm) |
Read from the ISO / ABMA numbering rules and the makers' published suffix conventions. Decode any other number with the bearing number decoder.
2301 specifications
| Specification | Metric | Inch | Basis |
|---|---|---|---|
| Bore (d) | 12 mm | 0.4724 in | ISO table for this designation, confirmed by supplier data |
| Outside diameter (D) | 37 mm | 1.4567 in | Supplier catalogue listing |
| Width (B) | 17 mm | 0.6693 in | Supplier catalogue listing |
| Bearing type | Self-aligning ball bearing | Stated by the designation | |
| Seals / shields | Open (no seals or shields) | Stated by the designation | |
| Internal clearance | Normal (CN): no clearance code in the designation | Stated by the designation | |
| Bore | Cylindrical (straight) bore | Stated by the designation | |
| Tolerance class | Normal (ISO P0 / ABEC 1): no tolerance-class code | Stated by the designation | |
| Material | Steel | Supplier catalogue listing | |
2301 is a self-aligning ball bearing, 12 mm bore × 37 mm OD × 17 mm wide (0.4724 × 1.4567 × 0.6693 in).
Self-aligning ball bearings feature two rows of balls running on a spherical outer ring raceway, allowing the bearing to compensate for shaft deflection and misalignment between the shaft and housing. The 2301 has a 12mm bore diameter and belongs to the 23 series.
Model Number: 2301
Bore/Inner Diameter Inch: 0.4724
Bore/Inner Diameter mm: 12
Outside Diameter Inch: 1.4567
Outside Diameter mm: 37
Width Inch: 0.6693
