Eagle Burgmann M74D Double End Face Water Pump Mechanical Shaft Seal (KLM74D)

**KLM74D Series Mechanical Seal** Model NO.: KLM74D Type: HUU803 Balance: Unbalanced Usage: Wide Trademark: KELAN Transport Package: Carton or Plywood Box Specification: SGS Origin: Shanghai, China HS Code: 84842000 **Applicable Range:** The KLM74D series mechanical seal is designed for a wide range of industrial applications. It can operate under the following conditions: - **Pressure in the seal chamber:** 0–1.5 MPa - **Temperature in the seal chamber:** -30°C to 180°C - **Linear velocity:** ≤20 m/s - **Medium:** Water, polluted water, oil, and minor corrosive liquids **Key Features:** - Suitable for plain shafts - Equipped with multiple rotating springs for enhanced performance - Independent of rotation direction - Flexible torque transmission - High flexibility due to a wide variety of material options **Materials Used:** - **Rotating face:** Silicon carbide, graphite, tungsten carbide - **Stationary face:** Silicon carbide, tungsten carbide - **Elastomers:** Teflon, NBR, EPDM **Applications:** This mechanical seal is widely used in various industries including: - Process industry - Chemical industry - Pulp and paper industry - Water and wastewater treatment - Sugar industry - Adhesives and chemical standard pumps **Model & Specifications (in mm):** | Model | d | d1 | D | D1 | L | L1 | L2 | L3 | L4 | |-------------|-----|-----|------|------|------|------|-------|------|-----| | KLM74D-25 | 25 | 40 | 40.0 | 34.0 | 77.0 | 61.0 | 19.5 | 6.0 | 38 | | KLM74D-30 | 30 | 45 | 45.0 | 39.0 | 78.0 | 62.0 | 19.5 | 6.0 | 39 | | KLM74D-35 | 35 | 50 | 50.0 | 44.0 | 78.0 | 62.0 | 19.5 | 6.0 | 39 | | KLM74D-40 | 40 | 57 | 58.0 | 51.0 | 86.0 | 70.0 | 22.0 | 6.0 | 42 | | KLM74D-45 | 45 | 62 | 63.0 | 56.0 | 86.0 | 70.0 | 22.0 | 6.0 | 42 | | KLM74D-48 | 48 | 65 | 66.0 | 59.0 | 86.0 | 70.0 | 22.0 | 6.0 | 42 | | KLM74D-50 | 50 | 67 | 70.0 | 62.0 | 89.0 | 73.0 | 23.0 | 6.0 | 43 | | KLM74D-53 | 53 | 70 | 73.0 | 65.0 | 89.0 | 73.0 | 23.0 | 6.0 | 43 | | KLM74D-55 | 55 | 72 | 75.0 | 67.0 | 89.0 | 73.0 | 23.0 | 6.0 | 43 | | KLM74D-60 | 60 | 81 | 80.0 | 72.0 | 102.0| 86.0 | 23.0 | 6.0 | 56 | | KLM74D-65 | 65 | 86 | 85.0 | 77.0 | 101.0| 85.0 | 23.0 | 6.0 | 55 | | KLM74D-70 | 70 | 91 | 92.0 | 83.0 | 108.0| 92.0 | 26.0 | 6.0 | 56 | This mechanical seal is ideal for high-performance and long-lasting operation in demanding environments. Whether you're working in chemical processing, water treatment, or industrial pump systems, the KLM74D series offers reliable sealing solutions that meet international standards.

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