Description
Yamada Replacement Part — O-Ring
The Yamada 640037 is a replacement o-ring, 37.7 X 3.53 for Yamada pump systems. A circular elastomeric sealing component that creates a pressure-tight seal between mating pump components.
Part Specifications
| Part Number | 640037 |
| Part Type | O-Ring |
| Dimensions | 37.7 X 3.53 |
| Brand | Yamada |
⚠ Confirm Compatibility Before OrderingAlways verify this part is correct for your specific pump model. Contact PumpStop with your pump model number and we'll confirm.

