30220J
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What 30220J means
| Code | Position | Meaning |
|---|---|---|
3 |
Type | Tapered roller bearing (metric) |
0 |
Width series | Width series 0 |
2 |
Diameter series | Diameter series 2 (light) |
20 |
Bore | Bore code 20 × 5 = 100 mm |
J |
Cage | Pressed steel cage |
Read from the ISO / ABMA numbering rules and the makers' published suffix conventions. Decode any other number with the bearing number decoder.
30220J specifications
| Specification | Metric | Inch | Basis |
|---|---|---|---|
| Bore (d) | 100 mm | 3.937 in | ISO table for this designation, confirmed by supplier data |
| Outside diameter (D) | 180 mm | 7.0866 in | Maker's catalogue (PEER Bearing), confirmed by supplier data |
| Width, assembled (T) | 37 mm | 1.4567 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 | |
| Cage | Pressed steel cage | 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 | 30220M | Timken Interchange Guide |
Equivalents are dimensional and closure-for-closure: same bore, outside diameter, width, seals or shields and internal clearance. Bearing interchange tables
30220J is a tapered roller bearing (metric, ISO 355), 100 mm bore × 180 mm OD × 37 mm wide (3.937 × 7.0866 × 1.4567 in). It has a pressed steel cage. Published interchange tables list it as equivalent to TIMKEN 30220M.
The 30220J is a metric tapered roller bearing conforming to ISO 355 standards, featuring a 100 mm bore diameter and belonging to the 302 series. Tapered roller bearings use conical rollers arranged between inner and outer ring raceways to handle combined radial and axial loads.
Bore/Inner Diameter Inch: 3.937
Bore/Inner Diameter mm: 100
Outside Diameter Inch: 7.087
Outside Diameter mm: 180
