30221
Tier-one manufacturer — brand supplied may vary ✓ Dimensions checked: ISO table and supplier data agreeCouldn't load pickup availability
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What 30221 means
| Code | Position | Meaning |
|---|---|---|
3 |
Type | Tapered roller bearing (metric) |
0 |
Width series | Width series 0 |
2 |
Diameter series | Diameter series 2 (light) |
21 |
Bore | Bore code 21 × 5 = 105 mm |
Read from the ISO / ABMA numbering rules and the makers' published suffix conventions. Decode any other number with the bearing number decoder.
30221 specifications
| Specification | Metric | Inch | Basis |
|---|---|---|---|
| Bore (d) | 105 mm | 4.1339 in | ISO table for this designation, confirmed by supplier data |
| Outside diameter (D) | 190 mm | 7.4803 in | Maker's catalogue (PEER Bearing), confirmed by supplier data |
| Width, assembled (T) | 39 mm | 1.5354 in | Maker's catalogue (PEER Bearing), confirmed by supplier data |
| Bearing type | Tapered roller bearing (metric, ISO 355) | Stated by the designation | |
| Seals / shields | Open (no seals or shields) | Stated by the designation | |
| Tolerance class | Normal (ISO P0 / ABEC 1): no tolerance-class code | Stated by the designation | |
Equivalent to / interchanges with
| Brand | Part number | Basis |
|---|---|---|
| TIMKEN | 30221M we stock this | Timken Interchange Guide |
Equivalents are dimensional and closure-for-closure: same bore, outside diameter, width, seals or shields and internal clearance. Bearing interchange tables
30221 is a tapered roller bearing (metric, ISO 355), 105 mm bore × 190 mm OD × 39 mm wide (4.1339 × 7.4803 × 1.5354 in). Published interchange tables list it as equivalent to TIMKEN 30221M.
The 30221 is a metric tapered roller bearing conforming to ISO 355 standards, featuring a 105mm bore diameter. This single-row bearing uses tapered rolling elements between inner and outer ring raceways to handle combined radial and axial loads.
