Replacement fittings
Complete kit
Valve size
Connection
Union Nut
Tailpiece
Washer
NA20640
½ inch
NPT male
F61008
R31981
F50055
NA20640C
59893A
NA20649
Sweat
NA10002
NA20649C
59904A
NA20646
Press
incl. w/ tailpc
NA16264
NA20647
PEX crimp
F61008
F0000492
NA20647A
NA10484
NA20650
¾ inch
NPT male
F61008
31901A
F50055
NA20650C
59840A
NA20659
Sweat
NA10003
NA20659C
59905A
NA20656
Press
incl. w/ tailpc
NA16264
NA20656A
F0000698
NA10419
NA20657
PEX crimp
F61008
F0000520
NA20657A
NA10485
NA20660
1 inch
NPT male
incl. w/ tailpc
59817A
F50055
NA20660C
59894A
NA20669
Sweat
59834A
NA20669C
59906A
NA20666
Press
NA16266
NA20667
PEX crimp
F61008
F0000521
NA20667A
NA10486
Replacement parts
Replacement body.
Complies to
requirements of NSF/
ANSI 372-2016, low
lead, as certified by
ICC-ES, file
PMG-1360. Certified
to ASSE 1017/CSA
B125.3 by ICC-ES,
file PMG-1357.
ASSE 1017
521101A.........................1" male union thread
Point of distribution
mixed temperature
gauge adaptor fits
MixCal 521 series
mixing valves. Threaded
union mounting
replaces existing mixed
outlet with ¾" or 1"
sweat pipe connection.
NA10328.........................½" sweat with gauge
NA10056.........................¾" sweat with gauge
NA10058..........................1" sweat with gauge
NA10358 ...............1" union thread with gauge
688003A...Replacement gauge w/ pocket well
R39591............................ Replacement gauge
Removable gauge fits into temperature well.
Gauge dial is 2” diameter and scale from
30—210º F.
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