ISP type 5840 seal is the excellent replacment of John crane type 5840 seal.
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.
1,Non-clogging, elastomer-encased cone spring applies constant spring load, eliminating
2,Hydraulically balanced design with no sliding O-rings to cause hang-up.
3,Operates without flush, removing the need for circulation plans.
4,Operates with or without water quench.
5,Cartridge configuration allows for ease of installation.
6,Standard materials specified to meet the requirements of many duties; alternatives available
7,Fully interchangeable with many designs already installed in the field.
167°F to 248°F/75°C to 120°C with water quench
300 psi(g)/21 bar(g)
Wetted metal components: Duplex, Stainless steel
Other metal components: 302 stainless steel, 316 stainless steel
Sealing rings: Silicon carbide
Elastomers: Tetrafluoroethylene/propylene, copolymer (TFE/P)