2309K-2RS-C3
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What 2309K-2RS-C3 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 |
09 |
Bore | Bore code 09 × 5 = 45 mm |
K |
Bore type | Tapered bore, taper 1:12 (mounts on an adapter or withdrawal sleeve) |
2RS |
Closure | Contact rubber seals, both sides |
C3 |
Internal clearance | C3: radial internal clearance greater than Normal |
Read from the ISO / ABMA numbering rules and the makers' published suffix conventions. Decode any other number with the bearing number decoder.
2309K-2RS-C3 specifications
| Specification | Metric | Inch | Basis |
|---|---|---|---|
| Bore (d) | 45 mm | 1.7717 in | ISO table for this designation, confirmed by supplier data |
| Outside diameter (D) | 100 mm | 3.937 in | Supplier catalogue listing |
| Width (B) | 36 mm | 1.4173 in | Supplier catalogue listing |
| Bearing type | Self-aligning ball bearing | Stated by the designation | |
| Seals / shields | Contact rubber seals, both sides | Stated by the designation | |
| Internal clearance | C3 (greater than Normal) | Stated by the designation | |
| Bore | Tapered bore (1:12) | Stated by the designation | |
| Tolerance class | Normal (ISO P0 / ABEC 1): no tolerance-class code | Stated by the designation | |
2309K-2RS-C3 is a self-aligning ball bearing, 45 mm bore × 100 mm OD × 36 mm wide (1.7717 × 3.937 × 1.4173 in). It has rubber contact seals on both sides, C3 internal clearance and a tapered bore (1:12).
The 2309K-2RS-C3 is a self-aligning ball bearing with a 45mm tapered bore (1:12 taper), featuring contact rubber seals on both sides for protection against contaminants. The C3 radial internal clearance provides greater operating clearance than standard, accommodating thermal expansion and misalignment in demanding applications.
