NPT 1/2 inch male thread coolant sight glasses oil level gauge indicator for heavy duty

Domed shape oil sight glass, domed oil sight gauge, domed sight glass plug, domed sights gauge
Material
Body:   Aluminum, Steel and Brass
O-Ring: Viton and NBR
Glass Thickness: 3mm
Glass Type:  Borosilicate Glass
Resist Temperature Range: -30 Cent degrees to 200 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: 2000 Pcs each size

Delivery time: 20 days.

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

Any demands just contact us or vist our GRAND-MFG website to get details.Thank you.