John Crane Safematic JCS1F Cartridge Mechanical Seal for Sulzer APP AHLSTAR Pump
John Crane Safematic JCS1F Single Cartridge Mechanical Seal for Sulzer APP AHLSTAR AUP Pumps
Type JCS1F O-Ring Pusher Seal
JCS1F
For: Sulzer APP/AHLSTAR/AUP Pumps
JCS1F — Single application-specific seal with flush into the medium. A variant of JCS1.
Materials
Rotary Face / Stationary Face / Elastomer / Spring / Metal Parts
SiC/SiC/EPDM/SS316/SS316
| Model | Materials | GA |
|---|---|---|
| JCS1F-30-QREO | SiC/SiC/EPDM/SS316/SS316 | GA-309146-4 |
| JCS1F-40-GRMO | SiC/Carbon/FEP (PTFE)/SS316/SS316 | GA-309147 |
| JCS1F-50-QRMO | SiC/SiC/FEP (PTFE)/SS316/SS316 | GA-309148 |
| JCS1F-60-QRMO | SiC/SiC/FEP (PTFE)/SS316/SS316 | GA-309149 |
| JCS1F-80-GREO | SiC/Carbon/FEP (PTFE)/SS316/SS316 | GA-309150 |
Pressure: 1.0 MPa or less
Temperature: -20 ~ 130 ºC
Linear Speed: 15 m/s or less
Mediums: Clean and lubricating fluids with flush into the medium. Water, oils, solvents and paper stocks.
Customization Available: Changes of materials for getting other operating parameters are possible. Contact us with your requirements.
BESTSEAL — Your Reliable Partner for Mechanical Seals
| BESTSEAL Advantage: | |
| 15 years | Focused in mechanical seal manufacturing |
| 3 hours | Quotation response only takes 3 hours |
| 1 day | Provide production assembly drawings |
| 1 piece | MOQ, One piece can also be produced |
| 15-20 working days | The production cycle only takes 15-20 working days |
| real-time | Real time synchronization of production progress |
- BESTSEAL Cartridge Mechanical Seals
- Your Fast-Track Alternative to John Crane Type JCS1F
- Custom Cartridge Mechanical Seals — From Drawing to Delivery in 15–20 Working Days
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Have questions about our products or want to discuss a custom order? Our team is ready to help you.




