GrandMfg® Brass Oil Sight glass, sight gauge, sight gage, oil level indicator, liquid sight glass, sight window, view ports, male thread sight glass
Body: Aluminum, Steel and Brass
O-Ring: Viton and NBR
Glass: Real Glass
Glass Thickness: 2mm to 5 mm
Glass Type: General Glass, Tempered Glass and Borosilicate Glass
Resist Temperature Range: -30 Cent degrees to 120 Cent degrees.
G 3/8,G 1/2,G 3/4,G 1 NPT 3/8, NPT 1/2,NPT 3/4,NPT 1
Usage: Pump Gearboxes, Speed Reducer, Compressor and Power Transmission.