6 lug style butterfly valve w/ buna seals and spring return pneum. Actuator the bi-torq by-ln-2-60-125-sr series 6 lug style automated butterfly valve features a standard cast iron body, ss disc and buna seal. The valve has a pressure rating to 225 psi thru 8 and a temperature rating of +180f. The buna seals are compatible with a wide range of industries and media type, especially high temperature applications. This version comes complete with a pn-125-sr spring return air-to-open, spring to fail close pneumatic actuator sized for 80psi air supply.