- The cartridge seal forms one solid unit having its own sleeve, fixing flange, seal faces, springs and all necessary O-rings, gaskets and fixing crews.
Ready fitted cartridge seals
COM cartridge mechanical seals for reliable operation and fast and easy maintenance
COM1, COM1Q and COM2 cartridge mechanical seals are designed for the seal chamber of the standard gland packing casing cover and for the standard shaft of different pump types like Ahlström KEST, Serlachius DE and Mako KPM.
- The seal is fixed into the casing cover by studs and nuts utilizing fixing slots (4x90°) on the seal flange. The shaft sleeve with the rotating sliding rings is fixed on the shaft by the impeller.
Technical Specifications Material Alternatives
COM1 | COM1Q | COM2 | |
P max | 16 bar / 232 psi | 16 bar / 232 psi | 16 bar / 232 psi |
V max | 25 m/s / 82 ft/s |
25 m/s / 82 ft/s | 25 m/s / 82 ft/s |
T max |
125°C / 257°F |
140°C / 284°F | up to 180°C / 355°F |
Seal faces |
SiC/SiC, C/SiC | SiC/SiC-SiC/SiC SiC/SiC-C/SiC | SiC/SiC-SiC/SiC SiC/SiC-C/SiC |
O-rings |
EPDM, FKM | EPDM, FKM | EPDM, FKM |
Other parts |
AISI 316, AISI 329 | AISI 316, AISI 329 | AISI 316, AISI 329 |