6818-2RS
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What 6818-2RS 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) |
18 |
Bore | Bore code 18 × 5 = 90 mm |
2RS |
Closure | Contact rubber seals, both sides |
Read from the ISO / ABMA numbering rules and the makers' published suffix conventions. Decode any other number with the bearing number decoder.
6818-2RS specifications
| Specification | Metric | Inch | Basis |
|---|---|---|---|
| Bore (d) | 90 mm | 3.5433 in | ISO table for this designation, confirmed by supplier data |
| Outside diameter (D) | 115 mm | 4.5276 in | ISO table for this designation, confirmed by supplier data |
| Width (B) | 13 mm | 0.5118 in | ISO table for this designation, confirmed by supplier data |
| Bearing type | Deep groove ball bearing | Stated by the designation | |
| Seals / shields | Contact rubber seals, 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 | 6818 2RSH | Brand suffix convention for this ISO size |
| TIMKEN | 6818 2RS | Brand suffix convention for this ISO size |
| FAG | 6818 2RSR | Brand suffix convention for this ISO size |
| NSK | 6818 DDU | Brand suffix convention for this ISO size |
| NTN | 6818 LLU | Brand suffix convention for this ISO size |
| KOYO | 6818 2RS | Brand suffix convention for this ISO size |
| NACHI | 6818 2NSE | 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
6818-2RS is a deep groove ball bearing, 90 mm bore × 115 mm OD × 13 mm wide (3.5433 × 4.5276 × 0.5118 in). It has rubber contact seals on both sides. Other makers sell the same size as SKF 6818 2RSH, TIMKEN 6818 2RS, FAG 6818 2RSR, NSK 6818 DDU.
The 6818-2RS is a deep groove ball bearing from the 6800 series, featuring a 90mm bore diameter, 115mm outside diameter, and 13mm width. This single row bearing is equipped with contact rubber seals on both sides (2RS) to protect against contaminant ingress while retaining lubrication.
6818-2RS 6800 (61800) Series Ball Bearing
