G3/4"-14 Pitch Brass oil level Sight Glass threaded viewport without Baffle for SRP Converter coolling expansion tanks!

Material Body:   Brass or brass free of lead.

O-Ring: Viton,FKM,FPM,NBR, Aramid gasket and Copper seal

Glass Thickness: 2mm to 8 mm

Glass Type: Natural Glass,Tempered Glass and Borosilicate Glass

Glass shape: Flat glass and Domed glass

Resist Tempreature Range:-40'C to 180'C

Pressure Range:  5-50 Bar(1MPa to 5 MPa).

Thread type:NPT,NPTF,UNC,UNF,Metric and BSP(G thread)

Reflectors: Stainless Steel 304 Reflector /Same as body brass as a whole sight glass.

(Any type you can chose with reflector or without Reflector,  You also can add float ball.)

Size： Below you will get the size you wanted.Another size is okay.OEM are welcome.

Allpication: Air Pump,Vaccumm pump,Receivers,Coolant Receivoir,Hydraulic tanks,Gearboxes,Speed Reducer,Gear unit,Worm gearbox, helical gear boxes, variable speed motor,auotomotive Worm gearboxes,Compressor and Power Transimission.