Type John crane 502 mechanical seal for marine industry

Short Description:

The Type W502 mechanical seal is one of the best-performing elastomeric bellows seals available. It is suitable for general service and provides excellent performance in a wide range of hot water and mild chemical duties. It is specifically designed for confined spaces and limited glands lengths. Type W502 are available in a wide variety of elastomers for handing practically every industrial fluid. All components are held together by a snap ring in a united construction design and can be repaired easily on-site.

Replacement mechanical seals: Equivalent to John Crane Type 502, AES Seal B07, Sterling 524, Vulcan 1724 seal.

Send email to us

Product Detail

Product Tags

We are experienced manufacturer. Wining the majority of the crucial certifications of its market for Type John crane 502 mechanical seal for marine industry, We have been self-assured to make excellent achievements within the future. We’ve been looking forward to becoming one within your most trusted suppliers.
We are experienced manufacturer. Wining the majority of the crucial certifications of its market for , “Create Values,Serving Customer!” is the aim we pursue. We sincerely hope that all customers will establish long term and mutually beneficial cooperation with us.If you wish to get more details about our company, You should contact with us now!

Product Features

With full enclosed elastomer bellows design
Insensitive to shaft play and run out
Bellows should not twist due to bi-directional and robust drive
Single seal and single spring
Conform with DIN24960 standard

Design Features

• Completely assembled one-piece design for fast installation
• Unitized design incorporates positive retainer/key drive from bellows
• Non-clogging, single coil spring provides greater dependability than multiple spring designs. Will not be affected by build-up of solids
• Full convolution elastomeric bellows seal designed for confined spaces and limited gland depths. Self-aligning feature compensates for excessive shaft end play and run-out

Operation Range

Shaft diameter: d1=14…100 mm
• Temperature: -40°C to +205°C (depending on materials used)
• Pressure: up to 40 bar g
• Speed: up to 13 m/s

Notes: The range of preesure,temperature and speed is depend on seals combination materials

Recommended Application

• Paints and inks
• Water
• Weak acids
• Chemical processing
• Conveyor and industrial equipment
• Cryogenics
• Food processing
• Gas compression
• Industrial blowers and fans
• Marine
• Mixers and agitators
• Nuclear service

• Offshore
• Oil and refinery
• Paint and ink
• Petrochemical processing
• Pharmaceutical
• Pipeline
• Power generation
• Pulp and paper
• Water systems
• Wastewater
• Treatment
• Water desalination

Combination Materials

Rotary Face
Carbon graphite resin impregnated
Silicon carbide (RBSIC)
Hot-Pressing Carbon
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)

product-description1