6406-ZZ
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What 6406-ZZ means
| Code | Position | Meaning |
|---|---|---|
6 |
Type | Deep groove ball bearing |
4 |
Diameter series | Diameter series 4 (heavy): fixes OD and width for the bore (ISO 15) |
06 |
Bore | Bore code 06 × 5 = 30 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.
6406-ZZ specifications
| Specification | Metric | Inch | Basis |
|---|---|---|---|
| Bore (d) | 30 mm | 1.1811 in | ISO table for this designation, confirmed by supplier data |
| Outside diameter (D) | 90 mm | 3.5433 in | Maker's catalogue (PEER Bearing), confirmed by supplier data |
| Width (B) | 23 mm | 0.9055 in | Maker's catalogue (PEER Bearing), 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 | 6406 2Z | Brand suffix convention for this ISO size |
| TIMKEN | 6406 ZZ | Brand suffix convention for this ISO size |
| FAG | 6406 2ZR | Brand suffix convention for this ISO size |
| NSK | 6406 ZZ | Brand suffix convention for this ISO size |
| NTN | 6406 ZZ | Brand suffix convention for this ISO size |
| KOYO | 6406 ZZ | Brand suffix convention for this ISO size |
| NACHI | 6406 ZZE | 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
6406-ZZ is a deep groove ball bearing, 30 mm bore × 90 mm OD × 23 mm wide (1.1811 × 3.5433 × 0.9055 in). It has metal shields on both sides. Other makers sell the same size as SKF 6406 2Z, TIMKEN 6406 ZZ, FAG 6406 2ZR, NSK 6406 ZZ.
The 6406-ZZ is a deep groove ball bearing with metal shields on both sides, featuring a 30 mm bore diameter. The ZZ designation indicates dual metal shields that protect the bearing internals from contaminants while retaining lubrication.
