PSL UNF 4 YHG2/170-3 -ZPL 32 -A 8 H 40/40 /EA /UNF 2 -A2 H40/40 /EA /UNF 2 -A2 H40/40 AB S1 UNF/EA/UNF 2 -A2 H40/40 AB S1 UNF/EA/UNF 2 -A2 H40/40 AB S1 UNF/EA/UNF 2 -A1 H16/16/EA/UNF 2 -A1 H16/16/EA/UNF 2 -A1 L25/25/EA/UNF 2 -E 1 UNF -G 12 54411-1 Proportional Spool Valves