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DIAPHRAGM SHAFT SEAL (15-018)
Part No: 15-018
Pack of 1
15-018: DIAPHRAGM SHAFT SEAL (15-018) – A specialized dynamic wiper or lip seal that rides along the main drive shaft. It isolates the pump liquid chambers from the air mechanism, preventing process fluids from leaking into the air distribution assembly.
15-018: DIAPHRAGM SHAFT SEAL (15-018) – A specialized dynamic wiper or lip seal that rides along the main drive shaft. It isolates the pump liquid chambers from the air mechanism, preventing process fluids from leaking into the air distribution assembly.
Key Features
- High-elasticity internal lip dynamic sealing profile built to withstand high longitudinal friction.
- Prevents fluid/air crossover migration along the traveling connecting rod shaft track.
- Low breakout torque compound formulation ensuring immediate pump startup at low pressures.
- Excellent thermal stability profile under constant mechanical friction-induced heating.
- Precision molded dimensions ensuring uniform continuous pressure around the shaft perimeter.
Technical Specifications
| Manufacturer / Brand | Blagdon Pump |
| Component Classification | Dynamic Connecting Rod Shaft Pressure Seal |
| Pump Fitment Compatibility | 1/2" Center block inner rod passage tracks |
| Primary Material | Nitrile (Buna-N) with structural backing spring ring |
| Function | Stops pressurized motive air from crossing over into atmospheric venting lines |
| Durometer Hardness | 75 Shore A low-friction dynamic lip seal profile |
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