There are hundreds of applications that this Part will work. Female end is 1/8" pipe thread Male end is 7/16 X 20" Standard thread with o-ring
Note: If this check valve is getting clogged with black partials or has been broke out it usually means pump needs to be rebuilt see below. In just a few cases this valve DOES fit all pumps with model numbers that start with" DB2 DB4 Agricultural and industrial only
In most cases this valve DOES NOT fit pumps with model numbers that start with: JDB DBG DBM DBO DCB DCM CDC CBC DES