Mechanical Seals

Style SS1

Single Stationary Single Spring Cartridge with Circulation Gland

Part of Flex-A-Seal’s integrated/platform single cartridge seal design;
Patent pending Plunger-Lock drive;
Stationary pusher design;
Hydraulically balanced;
Heavy-duty rugged design;
No little springs to clog or fatigue, simply one beefy single spring located out of the product;
Easy cartridge installation;
Sleeve is isolated from product;
Flush position maximizes face cooling;
Shrouded rotary seal ring for maximum face protection and reliable start-up;
Uniform 360° transfer of torque to primary rotating face;
No pins to break or hang up;
Fits ANSI standard and big bore pumps;
Easily upgradeable faces, metallurgies, and elastomers;
Faces designed for optimum heat dissipation;
Metric sizes available.

SS3 with Circulation, Vent & Drain Gland

Stationary Single Spring Cartridges

All the benefits of the SS1 design plus vent and drain gland with throttle bushing
Pipe connections are made to different sizes to assure that correct piping plans are employed
Cost-effective “upgrade”

Operating Conditions

Max Temp - 400ºF (204ºC)
Max Pressure - 300 PSI (20 bar)
Max Speed - 6000 FPM (30 m/sec)

Note: Max Temperature / pressure / speed indicate operating extremes independently and do not imply the seal will function at these extremes at the same time. Contact Flex-A-Seal if in doubt.