H75VK

Description

Features

*Dual seal
– Cartridge unit
– Design acc. to API 682 / ISO 21049 Category 2/3, Type A, Arrangement 2or 3
– Bi-directional design available
– Rotating multiple springs
– Integrated pumping device available
– Suitable for pressure reversals

Advantages

*Fits to any seal chamber
Universally applicable both for retrofits or original equipment
*Efficient stock-keeping due to standardized components
– Extended selection of materials
*Extended field of operation in terms of temperature and pressure
– Optimized torque transmission
*Metal parts also in special materials available
*Safe operation due to metal torque transmission at the rotating seat

Operating range

*Shaft diameter:
*d = 20 … 110 mm (0.79″ … 4.33″)*
*Pressure: p1 = 40 bar (580 PSI)
*Temperature:
*t = -40 °C … +220 °C (-40 °F … 428 °F)
*Sliding velocity: vg = 23 m/s (75 ft/s)
*Axial movement: ± 2.0 … 4.0 mm depending on diameter and installation situation
* Other sizes on request

Recommended applications

– Oil and gas industry
– Refining technology
– Petrochemical industry
– Power plant technology
– Light volatile and highly viscous
– hydrocarbons
– API 610 / ISO 13709 pumps
– Process pumps