6313
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What 6313 means
| Code | Position | Meaning |
|---|---|---|
6 |
Type | Deep groove ball bearing |
3 |
Diameter series | Diameter series 3 (medium): fixes OD and width for the bore (ISO 15) |
13 |
Bore | Bore code 13 × 5 = 65 mm |
Read from the ISO / ABMA numbering rules and the makers' published suffix conventions. Decode any other number with the bearing number decoder.
6313 specifications
| Specification | Metric | Inch | Basis |
|---|---|---|---|
| Bore (d) | 65 mm | 2.5591 in | ISO table for this designation, confirmed by supplier data |
| Outside diameter (D) | 140 mm | 5.5118 in | ISO table for this designation, confirmed by supplier data |
| Width (B) | 33 mm | 1.2992 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 | Normal (CN): no clearance code in the designation | 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 | 6313-J | SKF Master Interchange |
| FAG | 6313 | SKF Master Interchange |
| NTN | 6313 | SKF Master Interchange |
| KOYO | 6313 | SKF Master Interchange |
| NACHI | 6313 | SKF Master Interchange |
| PEER | 6313 | SKF Master Interchange |
| TIMKEN | 6313 | Brand suffix convention for this ISO size |
| NSK | 6313 | 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
6313 is a deep groove ball bearing, 65 mm bore × 140 mm OD × 33 mm wide (2.5591 × 5.5118 × 1.2992 in). It has no seals or shields (open). Published interchange tables list it as equivalent to SKF 6313-J, FAG 6313, NTN 6313, KOYO 6313.
The 6313 is a deep groove ball bearing with a 65mm bore diameter, 140mm outside diameter, and 33mm width. This open design bearing has no seals or shields, allowing for higher speed capabilities and external lubrication options.
