Air Compressor Sight Glass 1/2Inch Npt Male Thread Aluminum Alloy Hex Oil Sight Glass Window Oil Liquid Level Gauge For Air Comp

1/2Inch Npt Air Compressor Sight Glass Male Thread Aluminum Alloy Hex Oil Sight Glass Window Oil Liquid Level Gauge For Air Compressor Gearbox Pump Tank Product Name:Air Compressor Sight Glass Product Color:Silver Product Material:Tempered Glass, Aluminum Product Model:1/2 -14 Npt Thread Pitch: 1.814Mm Features: - Effective In Most Operating Environments - A Clear View Of Oil Color, Clarity And Accumulation Of Water Or Other Contaminates - Accommodating Different Fluids And Adapting To Various Levels Of Pressure - Easy Installation And A Longer Service Life Package: 4Pcs 1/2'' Mnpt Oil Sight Glass Please Noted: 1.The Dimensions Marked In The Picture Are Measured Manually And May Be Slightly Different From The Actual Size. 2.Npt Thread Size Is A Nominal Pipe Size And It Does Not Represent The Actual Diameter. Please Look The Size Chart For The Specific Thread Diameter.