1308
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What 1308 means
| Code | Position | Meaning |
|---|---|---|
1 |
Type | Self-aligning ball bearing |
3 |
Diameter series | Diameter series 3 (medium) |
08 |
Bore | Bore code 08 × 5 = 40 mm |
Read from the ISO / ABMA numbering rules and the makers' published suffix conventions. Decode any other number with the bearing number decoder.
1308 specifications
| Specification | Metric | Inch | Basis |
|---|---|---|---|
| Bore (d) | 40 mm | 1.5748 in | ISO table for this designation, confirmed by supplier data |
| Outside diameter (D) | 90 mm | 3.5433 in | Supplier catalogue listing |
| Width (B) | 23 mm | 0.9055 in | Supplier catalogue listing |
| Bearing type | Self-aligning ball bearing | Stated by the designation | |
| Seals / shields | Open (no seals or shields) | Stated by the designation | |
| Internal clearance | Normal (CN): no clearance code in the designation | Stated by the designation | |
| Bore | Cylindrical (straight) bore | Stated by the designation | |
| Tolerance class | Normal (ISO P0 / ABEC 1): no tolerance-class code | Stated by the designation | |
Equivalent to / interchanges with
Also listed in manufacturer interchange tables (1): confirm suffix codes before ordering
- TIMKEN 1308L (Timken Interchange Guide)
These carry maker-specific suffix codes (cage, lubrication groove, design) that we have not matched one-for-one. The size is the same; check the codes against your application.
Equivalents are dimensional and closure-for-closure: same bore, outside diameter, width, seals or shields and internal clearance. Bearing interchange tables
1308 is a self-aligning ball bearing, 40 mm bore × 90 mm OD × 23 mm wide (1.5748 × 3.5433 × 0.9055 in).
The 1308 is a self-aligning ball bearing with a 40mm bore diameter from the 13 series. Self-aligning ball bearings feature a double row of balls running on a spherical outer ring raceway, allowing the bearing to accommodate misalignment between the shaft and housing.
Model Number: 1308
Bore/Inner Diameter Inch: 1.5748
Bore/Inner Diameter mm: 40
Outside Diameter Inch: 3.5433
Outside Diameter mm: 90
Width Inch: 0.9055
