The MSV-86522PPL is a manual pneumatic directional valve with a four-way operation & five ports (P = Pressure, A = Outlet 1, B = Outlet 2, EA = Exhaust for port A, EB = Exhaust for port B). Four-way, two-position valves are generally used to fully extend and retract a double acting cylinder, or in applications with similar operation.

MSV-86522PPL
Operation	4-Way, 5-Port, 2-Position Momentary (Spring Return) Extended Push Button
Type	Hand Operated Directional Air Valve
Port Size	1/4″ NPT (1/8″ NPT Exhaust Ports)
Operating Pressure	0 to 116 PSI
Operating Temperature	14 to 140°F (-10 to 60°C)
Action	Direct Acting
Flow Coefficient (Cv)	0.89
Working Medium	40 Micron Filtered Air or Inert Gas
Body Material	Anodized Aluminum
Seal Material	NBR (Buna N)
Button Material	ABS
Lubrication	Not Required