6811ZZ
Tier-one manufacturer — brand supplied may vary ✓ Dimensions checked: ISO table and supplier data agreeCouldn't load pickup availability
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What 6811ZZ means
| Code | Position | Meaning |
|---|---|---|
6 |
Type | Deep groove ball bearing |
8 |
Diameter series | Diameter series 8 (extra thin): fixes OD and width for the bore (ISO 15) |
11 |
Bore | Bore code 11 × 5 = 55 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.
6811ZZ specifications
| Specification | Metric | Inch | Basis |
|---|---|---|---|
| Bore (d) | 55 mm | 2.1654 in | ISO table for this designation, confirmed by supplier data |
| Outside diameter (D) | 72 mm | 2.8346 in | ISO table for this designation, confirmed by supplier data |
| Width (B) | 9 mm | 0.3543 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 | |
| Cage | Steel | Supplier catalogue listing | |
| Tolerance class | Normal (ISO P0 / ABEC 1): no tolerance-class code | Stated by the designation | |
| Material | Steel | Supplier catalogue listing | |
| Dynamic load rating, C | 9.74 kN | 2,190 lbf |
|---|---|---|
| Static load rating, C0 | 8.1 kN | 1,821 lbf |
| Limiting speed, grease | 8,700 rpm | |
Equivalent to / interchanges with
| Brand | Part number | Basis |
|---|---|---|
| SKF | 6811 2Z | Brand suffix convention for this ISO size |
| TIMKEN | 6811 ZZ | Brand suffix convention for this ISO size |
| FAG | 6811 2ZR | Brand suffix convention for this ISO size |
| NSK | 6811 ZZ | Brand suffix convention for this ISO size |
| NTN | 6811 ZZ | Brand suffix convention for this ISO size |
| KOYO | 6811 ZZ | Brand suffix convention for this ISO size |
| NACHI | 6811 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
6811ZZ is a deep groove ball bearing, 55 mm bore × 72 mm OD × 9 mm wide (2.1654 × 2.8346 × 0.3543 in). It has metal shields on both sides. Other makers sell the same size as SKF 6811 2Z, TIMKEN 6811 ZZ, FAG 6811 2ZR, NSK 6811 ZZ. NTN catalogue values for 6811ZZ: dynamic load rating C = 9.74 kN, static C0 = 8.1 kN, limiting speed 8,700 rpm on grease.
The 6811ZZ is a deep groove ball bearing with metal shields on both sides, featuring a 55mm bore diameter, 72mm outside diameter, and 9mm width. The double-shielded design provides protection against contaminants while retaining lubrication for reliable operation.
6811 ZZ 6800 (61800) Series Ball Bearing
