Found under the following brands:
Unoair, Square D, Watts, WEG, Champion, ACS, Hosetract, Hubbell-Furnas, Kellogg
LP/HP, fits 332/331 pumps.
NOTE! Kellogg discontinued the oil tube years ago for those pumps that have it. It is not needed any longer. This "new"-style connecting rod will work as-is.