Application: This piston aluminum ring FOR Jia'an Pump GOF-40V-1 Model Use

Application: Oil-free vacuum pump Piston leather ring DP-90V, DP-120V shared

Material: Excellent wear resistance, excellent wear resistance in the high temperature range of 260 °C.

Size: 63*44*0.8mm

Application: oil-free vacuum pump, piston ring HP-40 / 90/120/140 / 200V shared
Cylinder inner diameter ruler: inch 70mm fixed plate size: 47.5mm
Material: With excellent wear resistance, it can also maintain excellent wear resistance in the high temperature field of 260 ℃.
Size: 74.2 * 48 * 0.9mm

Size: 28.7*11*0.5mm

Size: 37.3*6.95*0.8mm (PLS-21)