0.50 gpm Brass Brine Line Flow Control ( BLFC ) Assembly 1600 ( PN 60020-50 )
Used on Brine Valve Piston Assembly ( 60029 ) of the Fleck 1500, 2500, and 3600 water softeners.
Oldest part number found in some manuals reference it as 12747 with label, washer, and retainer.
Parts labeled 20,21,22, and 23 in our diagrams.
Has 0.50 gpm Brine LIne Flow Control button ( washer ) already installed, with specific flow rate label, and includes retainer, 12098.
NOTE: This size ( 0.50 GPM ) is the most common one used for residential applications.
There is a 0.25 GPM size sometimes used, and for commercial applications, sometimes the larger flow rate of 1.0 GPM is used.
See these as related parts ( 60020-025 or 60020-100