Feature(may vary by option.)

●【MATERIAL】The main body is made of 304 stainless steel, which is not easy to wear and burst compares to plastic material. It can work in a high-temperature environment
●【Temperature & Pressure】Stainless steel oil sight glass gauge can work under pressure 800 PSI (55 bar) and temperature -30-120C(-22-248F). The sight window is qualified to pass strict pressure and temperature tests by our factory.
●【THREAD PROTECTION AND DURABLE】Thread of oil level sight glass are 1 Inch MNPT. The thickness of the sight gauge is 3mm you can easily observe the change of the oil by the glass sight window.
●【WIDELY APPLICATION】Oil level sight glass used widely to check the oil level of the pump in the air compressor. The actual liquid level position screw oil in the oil tank can be placed on the tank sight glass to see, to judge from the outside to run defenders screw oil meets the operating condition
●【SERVICE】Our QC department does 100% quality inspection on the sight glass goods before delivery. We will do a 100% refund if the sight plug part is defective. Your valuable suggestions and advice will be greatly appreciated by our team

[1pcs 1  & 2 NPT Stainless steel]




[1pcs 3  & 4 NPT Stainless steel]





Description

The sight glass plug is a kind of liquid indicator used in tanks, air compressors, pumps, piping systems, automotive industries, lab equipment, bearing housing and mixers, etc.
The sight glass gauge has a good viewport for visual Inspection of water, oil, and gas (WOG).
Specification:
Material: 304 stainless steel
Color: Silver
Size: As the picture shows
Package includes:
1/2 NPT sight glass How to Use:
The actual liquid level position screw oil in the oil tank can be placed on the tank sight glass to see, to judge from the outside to run defenders screw oil meets the operating condition.
Warm note:
Get your air compressor shut down and pressure relief when change oil level sight glass.
Manual measurement, please allow slight errors on size.
The colors may exist slight difference due to different screens.