6230-C4
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What 6230-C4 means
| Code | Position | Meaning |
|---|---|---|
6 |
Type | Deep groove ball bearing |
2 |
Diameter series | Diameter series 2 (light): fixes OD and width for the bore (ISO 15) |
30 |
Bore | Bore code 30 × 5 = 150 mm |
C4 |
Internal clearance | C4: radial internal clearance greater than C3 |
Read from the ISO / ABMA numbering rules and the makers' published suffix conventions. Decode any other number with the bearing number decoder.
6230-C4 specifications
| Specification | Metric | Inch | Basis |
|---|---|---|---|
| Bore (d) | 150 mm | 5.9055 in | ISO table for this designation, confirmed by supplier data |
| Outside diameter (D) | 270 mm | 10.6299 in | ISO table for this designation, confirmed by supplier data |
| Width (B) | 45 mm | 1.7717 in | ISO table for this designation, confirmed by supplier data |
| Bearing type | Deep groove ball bearing | Stated by the designation | |
| Seals / shields | Open (no seals or shields) | Stated by the designation | |
| Internal clearance | C4 (greater than C3) | 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 |
|---|---|---|
| SKF | 6230 C4 | Brand suffix convention for this ISO size |
| TIMKEN | 6230 C4 | Brand suffix convention for this ISO size |
| FAG | 6230 C4 | Brand suffix convention for this ISO size |
| NSK | 6230 C4 | Brand suffix convention for this ISO size |
| NTN | 6230 C4 | Brand suffix convention for this ISO size |
| KOYO | 6230 C4 | Brand suffix convention for this ISO size |
| NACHI | 6230 C4 | Brand suffix convention for this ISO size |
Equivalents are dimensional and closure-for-closure: same bore, outside diameter, width, seals or shields and internal clearance. Bearing interchange tables
6230-C4 is a deep groove ball bearing, 150 mm bore × 270 mm OD × 45 mm wide (5.9055 × 10.6299 × 1.7717 in). It has no seals or shields (open) and C4 internal clearance. Other makers sell the same size as SKF 6230 C4, TIMKEN 6230 C4, FAG 6230 C4, NSK 6230 C4.
The 6230-C4 is a deep groove ball bearing with a 150mm bore diameter, 270mm outside diameter, and 45mm width. This single-row bearing features C4 internal radial clearance, which is greater than C3 and suitable for applications with thermal expansion or interference fits.
