Aptech Valve, AP3550/3580SM OP IN/2, Double Actuator, NO/NC, 1/4" Tube Stub, New

Aptech Pneumatic Valve AP3550/3580SM OP IN/2 Double Actuator - NO/NC AP3550:  Normally Closed Actuator AP 3580:  Normally Open Actuator Stainless Steel Valve Body - 3 Ports - 1/4" Tube Stub - 250 psi New double bagged in original box watkins johnson valve design                                                                                                                                       .