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M7N, AKA M74, M74D Mechanical Seal for Chemical Centrifugal Pumps, KSB/Kaiquan Water Pumps, Vacuum Pumps, Axially Split Pumps, Blowers and Paper-making Machines
Model No.: M7N, M74, M74D
Type: HUU803
Balance: Unbalanced
Trademark: Yalan
Transport Package: Carton
Specification: Inner Diameter: 18 mm to 200 mm
Origin: China
HS Code: 8484200090
M7N, also known as M74 and M74D, is a high-performance mechanical seal designed for chemical centrifugal pumps, KSB/Kaiquan water pumps, vacuum pumps, axially split pumps, blowers, and paper-making machines. This reliable sealing solution is ideal for replacing original seals in similar pump systems from major manufacturers.
**Structural Features:**
This mechanical seal features a single-end design with a small spring, unbalanced configuration, independent rotation direction, and drive sleeve transmission. Its compact structure ensures efficient operation and easy installation in various industrial applications.
**Standards Compliance:**
Compliant with DIN 24960, ISO 3069, and GB 6556-94 standards, ensuring quality, durability, and compatibility with international equipment requirements.
**Application Scope:**
Primarily used in chemical processing, oil refining, petrochemical engineering, sewage treatment, pesticide, and fertilizer production. It is suitable for centrifugal pumps, vacuum pumps, axially split pumps, blowers, compressors, and paper-making machinery.
**Operating Parameters:**
- Pressure: Up to 1.6 MPa
- Temperature: -20°C to 180°C
- Linear Speed: Up to 20 m/s
**Suitable Media:**
Designed to handle a wide range of fluids, including oil, water, acids, alkalis, organic solvents, and media that may crystallize, contain particles, or have high viscosity.
**Customization Options:**
We offer material customization to meet different operating conditions. Contact us with your specific requirements for tailored solutions.
Whether you're looking for a standard replacement or a custom solution, the M7N mechanical seal offers excellent performance and reliability in demanding industrial environments.