33112
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What 33112 means
| Code | Position | Meaning |
|---|---|---|
3 |
Type | Tapered roller bearing (metric) |
3 |
Width series | Width series 3 |
1 |
Diameter series | Diameter series 1 (extra light) |
12 |
Bore | Bore code 12 × 5 = 60 mm |
Read from the ISO / ABMA numbering rules and the makers' published suffix conventions. Decode any other number with the bearing number decoder.
33112 specifications
| Specification | Metric | Inch | Basis |
|---|---|---|---|
| Bore (d) | 60 mm | 2.3622 in | ISO table for this designation, confirmed by supplier data |
| Outside diameter (D) | 100 mm | 3.937 in | Supplier catalogue listing |
| Width, assembled (T) | 30 mm | 1.1811 in | Supplier catalogue listing |
| 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 | 33112 | Timken Interchange Guide |
Equivalents are dimensional and closure-for-closure: same bore, outside diameter, width, seals or shields and internal clearance. Bearing interchange tables
33112 is a tapered roller bearing (metric, ISO 355), 60 mm bore × 100 mm OD × 30 mm wide (2.3622 × 3.937 × 1.1811 in). Published interchange tables list it as equivalent to TIMKEN 33112.
The 33112 is a metric tapered roller bearing conforming to ISO 355 standards, featuring a 60mm bore diameter, 100mm outside diameter, and 30mm width. Tapered roller bearings use conical rolling elements to handle combined radial and axial loads efficiently.
