Rubber Bellow Grundfos Mechanical Seal GRF-A is a replacement seal, working for grundfos Multistage Centrifugal Pumps. As a professional mechanical seal manufacturer, lepu seal factory 100% follow original grundfos design for this mechanical seal, and make sure perfect fit for grundfos CR / CRI / CRN Series Vertical Multistage Centrifugal Pumps.
This Grundfos Mechanical Seal with rubber bellows design, offering perfect seal ability for the pump. The rotary and stationary seal face can choose carbon or silicon as material, and use epdm or viton as rubber seal part.
If you donot know what size for what grundfos pump, please check the below data or contact us our sales, and get professional suggestion.
Advantage introduction:competitive price+ fast delivery+top after-sale service
◪ Temperature:-30℃ to 200℃
◪ Stationary Ring: Sic/TC/Carbon
◪ Rotary Ring: Sic/TC
◪ Secondary Seal: NBR / EPDM / Viton
◪ Spring and Metal Part: Stainless Steel
GRF-A rubber bellow seal
Specification and size
◪ 12mm shaft seal:
◪ Part number should be 405096, 405347, 405347TC
◪ Fit for Pump Models CR2, CRN2 (S), CR4, CRN4 (S), CR8,
◪ 16mm shaft seal, part number is 425763, 425672, 425672TC.
◪ Fit for Pump Models CR8, CRN 8 (S), CR16, CRN16 (S)
◪ Also working for grundfos CH, CHI ,CHE pump.
Guangzhou Lepu machinery CO., LTD becomes one of the leading mechanical seal supplier in south of china, we focus in designing and manufacturing mechanical seal for many kinds of famous brand pumps, our mechanical seal cover many kinds of industry like food, petrol chemical, paper making, sea ship, and so on.
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