John Crane 59B - General Purpose DIN, Balanced, multi spring, PTFE Wedge Seal
A DIN seal for general and high pressure duties in the Chemical,
refinery, petrochmical and Pharmaceutical industries.
Alternative seat designs and material options are availble to suit
product and operating conditions of applications.
Typically applications of a corrosive nature, cryogenic and high
temperature.
Quick specs
Temperature
-60 F to +930° F
-50° C to +400° C
Pressure
To 900 psig/62 barg
Speed
To 5,000 fpm/25 m/s
Features
Complies with European Standard EN 12756, formally DIN 24960/L1K, ISO 3069 and API 610 specification for the petrochemical industry. A versatile design with multiple material options for the widest range of liquids and temperatures.
Optimised design with hydrulically balanced seal face gives low face loading at high pressure. Maximum face surface exposure to liquid for heat dissipation. Multiple srings ensure even face loading whilst compensating for acceptable shaft misalignment.