"836T Pressure Controls - Traditional Machine Tool, T - Style Pressure Control. 1000 psi. Enclosure Type 1, 4 and 13 Industrial use.. S.P.D.T. , 2 - circuit contact block. X81, 5-Pin Mini type receptacle, Load and Pilot light simultaneously energize when contacts displace., SAE 7\/16-20 UNF Boss Seal, X15, Red LED Pilot Light 24V DC"