Schroeder has a line of reservoir weld flanges. These flanges have SAE female O-ring port threads and are intended to be welded into a reservoir.
Unit of Measure

Specifications

Port Thread Size

N/A 1 5/8 in. - 12 UNF-2B

SAE Size

N/A SAE 20

Type

N/A SAE female O-ring port threads and are intended to be welded into a reservoir.

Material

N/A Forged Steel

Finish

N/A Black Phosphate (Suitable for Welding)

Dimensions

Outside Diameter

N/A 2.69 in68 mm

Hole Diameter

N/A 2 in51 mm

Flange Thickness

N/A 0.5 in13 mm

Hub Diameter

N/A 2.13 in54 mm