161GRS1912R - Centrifugal impeller
Replacement for Pedrollo 4SR12/5-N, 4SR12/9-N, 4SR12/13-N, 4SR12/18-N, 4SR12/24-N, 4SR12/32-N.
Centrifugal impeller for Pedrollo pumps.
Original spare part for model 4SR12/5-N, 4SR12/9-N, 4SR12/13-N, 4SR12/18-N, 4SR12/24-N, 4SR12/32-N.
• Range: from d.25x1 / 2 "to 315x4"
• Nominal pressure: PN16 up to d.160x2 "; PN10 d.110x3 ", 125x3", 140x3 "and> 160x2".
• Material: Mat copolymer PP-B
• Color: Grey
• Stainless steel reinforcement ring: maximized height to increase resistance to pressure in the presence of bending moments and vibrations applied to the threaded branch
• Galvanized bolts
• NBR 70sh saddle gasket: maximized diameter for better containment of tube drilling; flat extension to ensure sealing even in the presence of unwanted over-pressures (water hammer)
• Screw locking system. • Seal retention system
• Octopus patented anti-rotation system: the innovative insert works effectively and durably against rotation and slippage of the bracket on the pipe, it is suitable for different PE 80-100 pipes without risk of damage.
• Reference standards: ISO13460 - AS / NZS4129 etc; threads according to EN10226 (ex ISO7 / 1)
• Main applications: qualified irrigation, water supply, fire prevention.
