Grandmfgcn - Model GM-SSN20 -Stainless Steel Oil Level Sight Glass Plugs

Material Body:   Stainless steel 304,Stainless steel 304L,Stainless Steel 316, Stainless steel 316L. O-Ring: Viton, FKM, FPM, NBR, Aramid gasket,Silicone Rubber,and Copper seal. Glass Thickness: 2mm to 8 mm. Reflectors: Stainless Steel 304 Reflector (Any type you can chose with reflector or without Reflector,  You also can add float ball.). Glass Type: Natural Glass,Tempered Glass and Borosilicate Glass. Resist Tempreature Range:-30`C to 220`C. Pressure Range:  5-120 Bar(0.5MPa to 12 MPa). Thread type:NPT,NPTF,UNC,UNF,Metric and BSP(G thread). Size: Below you will get the size you wanted.Another size is okay.OEM are welcome. Usage:  Pump,Oil Receivers,Gearboxes,Speed Reducer,Compressor and Power Transimission.