
Malleable ironFlat bandedGalvanized onlyStandard Malleable Iron Fittings, FedSpecWW-P-521F, ANSI B-163 (Dimensions), ANSI B-21 (Pipe Threads), ASTM A-197 (Chemical & Physical Properties), ASTM A-153 (Galvanizing), Ferrous Plugs, Bushings, and Locknuts, FedSpecWW-P-471-B,...
Malleable iron
Flat banded
Galvanized only
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), ASTM A-153 (Galvanizing), Ferrous Plugs, Bushings, and Locknuts, Fed
Spec
WW-P-471-B, ANSI B-16
4 (Dimensions), ANSI B-2
1 (Pipe Threads)