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The FORD METER BOX csun-4 is a union nut designed for use with 1-inch meter setters equipped with a copper horn connection. This fitting secures the union joint between the meter setter and the service line, maintaining a leak-free connection in water metering assemblies. It is a replacement or spare component supplied separately from the full setter assembly. Licensed plumbers and water utility contractors install this part during meter setter service, meter change-outs, or repair of existing union connections on 1-inch service lines.
The csun-4 union nut is suited for residential and light commercial water service applications where 1-inch meter setters are installed. It is intended for use specifically with the copper horn-style union configuration common in municipal water meter installations. This component is ordered as a stand-alone part when the nut is damaged, lost, or requires replacement without pulling the full setter assembly.
Designed as an OEM-style replacement union nut for FORD METER BOX 1-inch meter setters with copper horn union configurations.
Installation should be performed by a licensed plumber or water utility technician. Shut off water service at the curb stop before disassembling any meter setter union joint. Hand-tighten the union nut before applying a wrench to avoid cross-threading the copper horn fitting. Follow all applicable local plumbing codes and utility standards governing meter setter service and water main connections.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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