By Pass Valve Standard BODY ONLY 7129863 of the By Pass 7129871 ( very old PN 42-3427 ) used on the standard valve common for most Sears, North Star, GE, and Ecowater systems.
Plastic "body" of the by pass has part number 625.34372. And that number is molded into the plastic.This Bare, Empty "Body" is Part number 7129863. No o,rings, no clips, no internal stem.
We recommend you purchase a COMPLETE By Pass ( 7129871 )
and not just this "body".