high temperature bellows double tandem mechanical seal, double feed screw, self aligning stationary seal ring
more executions:
– 875A
– 875AS
ATEX on request (depends on parameters)
All sizes are available in inch too
It is not allowed to use all max. parameters at the same time!

double acting, cartridge, short designes mechanical seal
more executions:
– 877X according to TA-Luft
– 877X Aseptik sterile, double balanced
– 877XC according to 24960C
– 877GS gas mechanical seal
– 877S screw pumps
ATEX on request (depends on parameters)
All sizes are available in inch too
It is not allowed to use all max. parameters at the same time!

pump, double mechanical seal for challenging applications
more executions:
– 881S
– 881A according to API 682
– 881D differential plunger, double balanced
– 881DHD water injection pump up to 150 bar
ATEX on request (depends on parameters)
All sizes are available in inch too
It is not allowed to use all max. parameters at the same time!

standard mechanical seal, balanced, single acting, independent of direction of rotation, multiple springs arranged stationary an outside of the ranging product
more executions:
– 900S sterile
– 990 with solid seal rings
ATEX on request (depends on parameters)
All sizes are available in inch too
It is not allowed to use all max. parameters at the same time!

standard cartridge mechanical seal, balanced, single acting, short designed, independent of direction of rotation, sinus spring outside of media
ATEX on request (depends on parameters)
All sizes are available in inch too
It is not allowed to use all max. parameters at the same time!

standard mechanical seal, balanced, single acting, short design, independent of direction of rotation, Sinus spring outside of media
more executions:
– 968S
ATEX on request (depends on parameters)
All sizes are available in inch too
It is not allowed to use all max. parameters at the same time!

single mechanical seal, balanced, single acting, short design, independent of direction of rotation, multiple springs outside of media
more executions:
– 990S
– 990FS
– 990SL
ATEX on request (depends on parameters)
All sizes are available in inch too
It is not allowed to use all max. parameters at the same time!

high quality, standard pump double cartridge mechanical seal, solid components, self aligning, stationary
more executions:
– 807S
– 807AS according to API 682
– 807AS-HD according to API 682 Heavy Duty construction
ATEX on request (depends on parameters)
All sizes are available in inch too
It is not allowed to use all max. parameters at the same time!

cartridge mechanical seal, double balanced, independent of direction of rotation
more executions:
– 809DC standard cartridge mechanical seal
– 809DCS
– 809S
ATEX on request (depends on parameters)
All sizes are available in inch too
It is not allowed to use all max. parameters at the same time!

high tech cartridge mechanical seal, back to back configuration, special for media loaded with solids.
more executions:
– 821S
ATEX on request (depends on parameters)
All sizes are available in inch too
It is not allowed to use all max. parameters at the same time!