
FAS Type-X
John Crane Type 8-1T Replacement
Features
Technical Features
- UNBALANCED
- MULTI SPRING
- BI-DIRECTIONAL
- DYNAMIC O-RING
Specifications
Materials
- ROTARY FACES: CARBON GRAFITE, SILICON CARBIDE, TUNGSTEN CARBIDE
- STATIONARY SEATS: CERAMIC, SILICON CARBIDE, TUNGSTEN CARBIDE
- O-RINGS: BUNA, VITON, EPDM, AFLAS, NEOPRENE
- METAL PARTS: 316 STAINLESS STEEL
- SPRINGS: HAST-C
Operating Conditions
Dimensions: | 0.500” – 4.000” |
Max Pressure: | 150 PSI / 10 BAR |
Max Tempurature: | 160°C / 320°F |
Velocity: | 22.5 M/S – 4500 FPM |


Quotes
Quote Request
ROTARY ONLY SHOWN ABOVE – SEE COMMON STATIONARY SEATS PAGE OR INQUIRE TO sales@flexaseal.com FOR AVAILABLE SEAT OPTIONS