OEM Single Cartridge Seal: RPW-115
OEM Single Cartridge Seal: RPW-115
HydroMax Seal RBW-125 | Rotary Pusher Wet Single Cartridge Seal for Flowserve MkII Pumps
The RBW-125 is a rotary pusher wet (RPW) single-cartridge mechanical seal designed specifically for Flowserve MkII pumps. Engineered with flush environmental ports and an outboard restriction bush, this seal delivers stable performance in demanding fluid handling systems.
Featuring hydraulically balanced, shrink-fitted seal faces within a metal bellows rotary and O-ring secondary seals, the RBW-125 is ideal for use on parallel rotating shafts. This cartridge seal is set screw driven to ensure secure, reliable installation and torque transfer. Supplied fully assembled and factory-tested.
Product Description
Design Features
- Designed for Flowserve MkII pumps
- Hydraulically balanced metal bellows rotary
- Flush port and restriction bush for effective environmental control
- Shrink-fitted seal faces for dimensional stability under pressure
- Set screw driven for secure shaft engagement
- O-ring secondary seals for reliable sealing
- Factory assembled and tested for performance assurance
Technical Specifications
- Seal Shaft Sizes:
1.125″, 1.375″ - Inboard Seal Face Combinations:
Car/TC, Car/SiC, TC/TC, TC/SiC, SiC/SiC - Gasket Materials:
GFT, AF1 - Elastomers:
Viton, ERP, Aflas, Kalrez - Shaft Speeds:
up to 20 m/s - Pressures:
up to 16 Barg (232 psig) – Shaft Size Specific - Temperatures:
up to 110°C
WARNING:
Seal performance values are based on individual parameters. Do not combine maximum pressure, speed, and temperature values at the same time.
