Armstrong International 812-3/4-15 Trap Els PW 17895 this York S1-026-37407-000 is the

this York S1-026-37407-000 is the direct replacement part for the 146039 series often found in residential heating units

With an adjustable reduced pressure range of 10 to 25 PSI (factory set at 15 PSI) and a safety relief valve set at 30 PSI

It shares the same electrical specifications and physical dimensions

this is compatible with specific 3-ton units under the Nordyne

and RR series

Armstrong International 812-3/4-15 Trap Els PW 17895 this York S1-026-37407-000 is theThe Armstrong International 812 3 4 15 Trap is a high performance inverted bucket steam trap engineered for reliable condensate management in low pressure steam systems. Featuring a rugged cast iron body and a 3 4" NPT connection, this 812 Series trap is specifically designed for 15 PSI applications with a 5 16" orifice. Its unique leverage system multiplies the force of the bucket to ensure a tight seal against system pressure, while the free