PSV UNF 441/350-3 -A2 H 40/40 A 200 B 200/EA/UNF 3 -A2 H 40/40 A 200 B 200 /EA/UNF 3 -A2 H 40/40 A 200 B 200 /EA/UNF 3 -A2 H 40/40 A 200 B 200/EA/UNF 3 -A2 H 40/40 A 200 B 200 /EA/UNF 3 -A2 H 40/40 A 200 B 200/EA/UNF 3 -A2 H 40/40 A 200 B 200/EA/UNF 3 -A2 Proportional Spool Valves