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Plastic Oil level Sight glasses, sight gauge, sight gage, sight window, view ports, oil level indicator, liquid sight glass,

Material
Body:   PMMA, Plastic and polyamide
O-Ring: Viton and NBR
Glass:  PMMA, PC and polyamide
Glass Thickness: value="2" tcsc="0" unitname="mm" w:st="on">2mm to value="5" tcsc="0" unitname="mm" w:st="on">5 mm
Glass Type: PMMA, PC(polycarbonate) and polyamide 
Resist Temperature Range: -30 Cent degrees to 80 Cent degrees.

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: 5000 Pcs each size

Delivery time: 20 days.

Usage:  Pump, Thin-wall container, Radiator, Hydraulic reservoir, receivers, Gearboxes, Speed Reducer, Compressor and Power Transmission.