Products

We would like to supply the helpfull suggestions for your coolant reservior tanks,

cooling system expansion tanks,radiator overflow tanks,radiator recovery tanks.

When you need your latest design selection, please contact us for more information 

of our brass sight glass,aluminum sight plugs and stainless steel flow indicators.

GrandMfg® Oil level sight glass Indicator plugs

Material Body:   Aluminum 6061 T6/Aluminum 6063

Finish: aluminum natural and aluminum oxidized color/ Anodizing color.

O-Ring: Viton,FKM,FPM,NBR, Aramid gasket and Copper seal

Glass Thickness: 2mm to 8 mm

Reflectors: Stainless Steel 304 Reflector

                 (Any type you can chose with reflector or without Reflector,  You also can add float ball.)

Glass Type: Natural Glass,Tempered Glass and Borosilicate Glass 

Resist Tempreature Range:-30'C to 128'C

Pressure Range:  5-50 Bar(0.5MPa to 5 MPa).

Thread type:NPT,NPTF,UNC,UNF,Metric and BSP(G thread)

Size： Below you will get the size you wanted.Another size is okay.OEM are welcome.

Usage:  Pump,Oil Receivers,Gearboxes,Speed Reducer,Compressor and Power Transimission.

Expansion Tank Aluminum Liquid Sight Glass Surge Tank Cooling system aluminum liquid level sightglass plugs M22X1.5 M27X1.5 M30X1.5 M33X1.5 G1/2" G3/4" G1"

click：GO TO GRAND-MFG CATALOGUE TO GET MORE ITEMS

Any special demands just contact us directly.Thank you.