Type 502 pump mechanical seal for water pump,
Mechanical Pump Seal, Type 502 mechanical seal, Water Pump Shaft Seal,
Replacement for below mechanical seals
AESSEAL B02, BURGMANN MG1, FLOWSERVE 190
Features
- For plain shafts
- Single and dual seal
- Elastomer bellows rotating
- Balanced
- Independent of direction of rotation
- No torsion on bellows
Advantages
- Shaft protection over entire seal length
- Protection of seal face during installation due to special bellows design
- Insensitive to shaft deflections due to large axial movement ability
- Universal application opportunities
- Important material certifications available
- High flexibility due to wide offer on materials
- Suitable for low-end sterile applications
- Special design for hot water pumps (RMG12) available
- Dimension adaptions and additional seats available
Operating Range
Shaft diameter:
d1 = 10 … 100 mm (0.39″ … 3.94″)
Pressure: p1 = 16 bar (230 PSI),
vacuum … 0.5 bar (7.25 PSI),
up to 1 bar (14.5 PSI) with seat locking
Temperature: t = -20 °C … +140 °C
(-4 °F … +284 °F)
Sliding velocity: vg = 10 m/s (33 ft/s)
Admissible axial movement: ±2.0 mm (±0,08″)
Combination Material
Rotary Face
Carbon graphite resin impregnated
Hot-Pressing carbon
Silicon carbide (RBSIC)
Stationary Seat
Aluminium oxide (Ceramic)
Silicon carbide (RBSIC)
Tungsten carbide
Auxiliary Seal
Nitrile-Butadiene-Rubber (NBR)
Fluorocarbon-Rubber (Viton)
Ethylene-Propylene-Diene (EPDM)
Spring
Stainless Steel (SUS304)
Metal Parts
Stainless Steel (SUS304)
Recommended Applications
- Fresh water supply
- Building services engineering
- Waste water technology
- Food technology
- Sugar production
- Pulp and paper industry
- Oil industry
- Petrochemical industry
- Chemical industry
- Water, waste water, slurries (solids up to 5 % by weight)
- Pulp (up to 4 % otro)
- Latex
- Dairies, beverages
- Sulfide slurries
- Chemicals
- Oils
- Chemical standard pumps
- Helical screw pumps
- Stock pumps
- Circulating pumps
- Submersible pumps
- Water and waste water pumps
- Oil applications
Notes
The WMG1 can also be used as a multiple seal in tandem or in a back-to-back arrangement. Installation proposals available upon request.
Dimension adaptations for specific conditions, e. g. shaft in inches or special seat dimensions are available upon request.
Item Part no. to DIN 24250 Description
1.1 472 Seal face
1.2 481 Bellows
1.3 484.2 L-ring (spring collar)
1.4 484.1 L-ring (spring collar)
1.5 477 Spring
2 475 Seat
3 412 O-Ring or cup rubber
WMG1 dimension date sheet(mm)
water pump shaft seal for marine industry
