Steel Oil level Sight glass

Steel Oil level Sight glass, oil sight gauge, oil sight gage, oil level indicator, liquid sight glass, sight window, view ports, male thread sight glasses, domed sight glass plug Material Body: Aluminum, Steel, PMMA, Plastic and Brass O-Ring: Viton and NBR Glass: Natural Glass Glass Thickness: 2mm to 5 mm Glass Type: General Glass, Tempered Glass and Borosilicate Glass Resist Temperature Range: -30 Centigrade to 120 Centigrade. Pressure Range: 5-10 Bar or 0.5MPa to 1 MPa. Connections: NPTF, NPT, UNC, UNF, Metric and BSP (G thread) Size:M10X1, M16X1.5,M20X1.5, ,M27X1.5,M33X1.5, G 3/8,G 1/2,G 3/4,G 1 NPT 3/8, NPT 1/2,NPT 3/4,NPT 1 MOQ: 2000 Pcs each size Delivery time: 20 days. Usage: Pump, Thin-wall container, Radiator, Hydraulic reservoir, receivers, Gearboxes, Speed Reducer, Compressor and Power Transmission.