6310-ZZ
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What 6310-ZZ 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) |
10 |
Bore | Bore code 10 × 5 = 50 mm |
ZZ |
Closure | Metal shields, both sides |
Read from the ISO / ABMA numbering rules and the makers' published suffix conventions. Decode any other number with the bearing number decoder.
6310-ZZ specifications
| Specification | Metric | Inch | Basis |
|---|---|---|---|
| Bore (d) | 50 mm | 1.9685 in | ISO table for this designation, confirmed by supplier data |
| Outside diameter (D) | 110 mm | 4.3307 in | ISO table for this designation, confirmed by supplier data |
| Width (B) | 27 mm | 1.063 in | ISO table for this designation, confirmed by supplier data |
| Bearing type | Deep groove ball bearing | Stated by the designation | |
| Seals / shields | Metal shields, both sides | 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 | 6310-2ZJ | SKF Master Interchange |
| FAG | 6310ZZ | SKF Master Interchange |
| NTN | 6310ZZ | SKF Master Interchange |
| KOYO | 6310ZZ | SKF Master Interchange |
| NACHI | 6310ZZ | SKF Master Interchange |
| TIMKEN | 6310 ZZ | Brand suffix convention for this ISO size |
| NSK | 6310 ZZ | 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
6310-ZZ is a deep groove ball bearing, 50 mm bore × 110 mm OD × 27 mm wide (1.9685 × 4.3307 × 1.063 in). It has metal shields on both sides. Published interchange tables list it as equivalent to SKF 6310-2ZJ, FAG 6310ZZ, NTN 6310ZZ, KOYO 6310ZZ.
The 6310-ZZ is a deep groove ball bearing with 50mm bore diameter, 110mm outside diameter, and 27mm width. It features metal shields on both sides to protect the bearing internals from contaminants while retaining pre-packed grease.
