RMS4-2RS
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What RMS4-2RS means
| Code | Position | Meaning |
|---|---|---|
RMS |
Type | Inch-dimension radial ball bearing, medium series |
4 |
Bore | Bore in eighths of an inch: 4/8 = 1/2 in |
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.
RMS4-2RS specifications
| Specification | Metric | Inch | Basis |
|---|---|---|---|
| Bore (d) | 12.7 mm | 1/2 in (0.5) | ISO table for this designation, confirmed by supplier data |
| Outside diameter (D) | 41.27 mm | 1-5/8 in (1.625) | Two independent catalogue sources agree |
| Width (B) | 15.88 mm | 5/8 in (0.625) | Two independent catalogue sources agree |
| Bearing type | Inch-dimension radial ball bearing, medium series | Stated by the designation | |
| Seals / shields | Contact rubber seals, both sides | Stated by the designation | |
RMS4-2RS is an inch-dimension radial ball bearing, medium series, 1/2 in bore × 1-5/8 in OD × 5/8 in wide (12.7 × 41.27 × 15.88 mm). It has rubber contact seals on both sides.
The RMS4-2RS is a deep groove ball bearing from the RMS series, featuring double rubber seals (2RS) on both sides for protection against contaminants and lubricant retention. This sealed design makes it suitable for applications where maintenance access is limited.
Series: RMS
Model Number: RMS4 2RS
Bore/Inner Diameter Inch: 0.5
Bore/Inner Diameter mm: 12.7
Outside Diameter Inch: 1.625
Outside Diameter mm: 41.275
