John Crane Type 8-B1 Replacement Mechanical Seal

• Balanced
• Multi-spring
• Bi-directional
• Dynamic O-ring

■ Temperatures: -40˚C to 260˚C/-40˚F to 500˚F (depending on materials used)

■ Pressures: Type 8B1: 76 bar g/1100 psig Type 8B1T: 21 bar g/300 psig For hydrostatic pressure limits, refer to the Hydrostatic Pressure Limits chart.

■ Speeds: Up to 25 m/s/5000 fpm