TRACY 5/8"-20T H: 7/16"
SAVOY . RHEEM 9/16"-20T H: 7/16"
UNION 33/64"-18T
A.M. STD. 1/2"-20T H: 7/16"
REPCAL H:1/4" (NO THREAD)
CRANE 9/16"-28T H: 3/8"