Malleable iron

Flat banded

(In pricing, the run size is first, the outlet second)

Standard Malleable Iron Fittings, Fed

Spec

WW-P-521F, ANSI B-16

3 (Dimensions), ANSI B-2

1 (Pipe Threads), ASTM A-197 (Chemical & Physical Properties)

On reducing size tees, the sizes are shown in A side, B side, and C middle sequence