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Johncrane Type 21 Water Pump Mechanical Seal ,Pump and Seals Made in China from Mechanical Seals Manufacturer

Johncrane Type 21 Water Pump Mechanical Seal ,Pump and Seals Made in China from Mechanical Seals Manufacturer

    Elastomer bellow mechanical seal AS-E21, can be replaced of Johncrane 21. Suggested operating limits Temperature: -20 - 120℃ Speed: ≤15m/s Pressure≤1.0Mpa Combined material Rotary face: Carbon/Sic/TC Stat Ring: Ceramic/Sic/TC Seat Type : Standard AS-S11, Alternative AS-S20/S21. Features The...