The 340-004-605 is the port assembly

012 LP pilot orifice to maintain thermal efficiency and prevent carboning

Broad Compatibility: Standardized mounting profile specifically designed for Marley Engineered Products and compatible unit heaters

while the Rajah connector high voltage terminal provides a secure

Universal Compatibility: One-to-one replacement for over 20 legacy Barber Colman and Schneider Electric part numbers

Armstrong International 15B3 Connection 30067439-890 The 340-004-605 is the portThe Armstrong International 15B3 is a high performance Series B cast iron float and thermostatic steam trap designed for industrial and commercial heating systems. Featuring a 3 4 inch NPT connection and a precision engineered 7 32 inch orifice, this unit is optimized for systems with a maximum operating pressure of 15 PSI. It excels at modulating steam loads, ensuring the continuous drainage of condensate while the integrated thermostatic air vent