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Single seal / Unbalanced / Dependent on direction of rota-tion/ To EN12756 (DIN24960)

120 series is derived from JGM3N series. It is driven by hook nail on the end of the spring. It has a simple structure and is

easy to install. Proper attention shall be paid on the direction of rotation while using. It is often used in chemical pumps,

sewage pumps and submerged pumps.

 Operating limits

Specification:18 ~ 80mm

Pressure; ≤1.0Mpa

Temperature: -20°C~ 180°C 

Linear speed: ≤15m/s

Axial movement: ±1.0mm

Combination of materials

Sealing face: Graphite, Silicon carbide, Tungsten carbide, Aluminum oxide

Secondary sealing: Acrylonitrile rubber, Fluorine rubber, Ethylene propyl-ene rubber, PTFE

Metal component: 304 or 316L stainless steel