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Unit of Measure Imperial Metric Both

Items	SU20-12FN-1SF Straight Union, Reducer, Reduced Footprint	SU20-12FN-3SF Straight Union, Reducer, Reduced Footprint	SU20-16FN-1SF Straight Union, Reducer, Reduced Footprint	SU20-16FN-3SF Straight Union, Reducer, Reduced Footprint
Port Connection	N/A 1 1/4'' Flaretek® x 3/4'' Flaretek®	N/A 1 1/4'' Flaretek® x 3/4'' Flaretek®	N/A 1 1/4'' Flaretek® x 1'' Flaretek®	N/A 1 1/4'' Flaretek® x 1'' Flaretek®
Nut Material	N/A PVDF (Standard)	N/A PFA	N/A PVDF (Standard)	N/A PFA
A	N/A 3.76 in	N/A 3.76 in	N/A 4.14 in	N/A 4.14 in
B	N/A 1.65 in	N/A 1.65 in	N/A 1.79 in	N/A 1.79 in
C	N/A 1.55 in	N/A 1.55 in	N/A 1.94 in	N/A 1.94 in