Honeywell NPT R-518-CL12-PG 1" adapter with 1/2" purge port for U2

The R-518-CL12-PG is a locking coupler with a 1-inch NPT threaded connection and a purge port, designed for use with all viewing heads featuring a 1-inch NPT connection. It ensures a secure fit while allowing purge cleaning to remove contaminants. Compatible with R-518-PT12, R-518-PT12L models. Technical data: Type: Locking coupler with purge connection Thread Size: 1-inch NPT Application: For all viewing heads with a 1-inch NPT connection Compatibility: Works with R-518-PT12, R-518-PT12L Material: High-strength metal