PSV UNF 21/D140-2 -A 5 L 40/40A 50 B 50 /EA/UNF 2 -A 2 L 40/40A 50 B 50 /EA/UNF 2 -A 2 M 25/25 /EA/UNF 2 -A 2 M 16/16 /EA/UNF 2 -A 2 H 6/6A 50 B 50 /EA/UNF 2 -A 2 L 6/6A 50 B 50 /EA/UNF 2 -A 2 L 16/16 /EA/UNF 2 -E 18 UNF-G 24 Proportional Spool Valves