The Belimo ZG-LMSA-1 is designed to meet the full torque specifications of the LM series and compatible 3/8" actuators

the tips can be trimmed with a razor knife during installation to ensure a perfect clearance without binding

Efficient Heat Transfer: The bi-metal connections allow for fast soldering without the need for extensive wet-wrapping

This part is typically found in high-performance commercial boiler systems like the MVB and XTherm series

Key Benefits Direct OEM compatibility: Exact swap for the Nordyne 621830R

Conbraco Industries 4A-203-A2F Preventer 30067439-890 The Belimo ZG-LMSA-1 is designedThe Conbraco Industries 4A 203 A2F is a professional grade 1 2" bronze backflow preventer test cock designed for high precision field testing of reduced pressure zone (RPZ) and double check valve assemblies. This SAE threaded test cock is the direct engineering successor to the 4A 203 T2F, offering a refined ball valve design for reliable shutoff during differential pressure testing. Constructed from heavy duty bronze, it features stainless steel