John Crane Canada
Type 5840
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Features
• Non-clogging, elastomer-encased cone spring applies constant spring load, eliminating dynamic O-rings.
• Hydraulically balanced design with no sliding O-rings to cause hang-up.
• Operates without flush, removing the need for circulation plans.
• Operates with or without water quench.
• Cartridge configuration allows for ease of installation.
• Standard materials specified to meet the requirements of many duties; alternatives available where required.
• Fully interchangeable with many designs already installed in the field.
Recommended applications
• Process Pumps
• Other Rotating Equipment
Our Type 5840 single-cartridge seal encompasses many of the advantages associated with heavy-duty seal design, encased in a cost-effective package. Designed for the volume requirements associated with general mining processing duties, it contains robust primary and secondary seal face materials, making it the perfect general-purpose seal for slurry applications.
Parameters
TEMPERATURE LIMITS
167°F to 248°F/75°C to 120°C with water quench
PRESSURE LIMITS
300 psi(g)/21 bar(g)
SPEED LIMITS
50fps/15m/s
STANDARD MATERIALS
Wetted metal components: Duplex, Stainless steel
Other metal components: 302 stainless steel, 316 stainless steel
Sealing rings: Silicon carbide
