4STK Pump-specific cartridge mechanical seal

Pump-specific cartridge mechanical seal 4STK

For the Amarex KRT pump type series. Double, balanced cartridge mechanical seal, stationary design. An integrated impeller ensures the best possible circulation of the cooling liquid.

Spare Parts

Main Applications

Untreated sewage

Technical Data

Cartridge seal: Yes
Design: Stationary
Balancing: Balanced mechanical seal
Sealing type: Double
Maximum allowable fluid temperature: 100 °C

Benefits

Double cartridge seal, specially developed for dry-installed pumps of the Amarex KRT type series that are fitted with a cooling jacket with coolant circulation.
An impeller integrated between the seal at the impeller end and the seal at the motor end ensures the best possible circulation of the cooling liquid.
The special seal design facilitates installation without assembly fixtures or adjusting dimension, ensuring optimal pre-loading of the mechanical seal and low wear.