Five (5) used APV P Series air operated single seat sanitary valve, 316 stainless steel, polished 3A finish, model P830T30A1N3B1P12, long stroke, on/off, cross body, 3" OD tube line size, valve actuation, air to open, spring to close, Nitrile shaft seal material, control module type, Bluetop 24VDC solenoid, designed for tri clamp fitting.