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The SUPCO SF2035 is a refrigeration seal fitting with a 1/4-inch female by 1/4-inch male configuration. This type of seal is used in refrigerant line connections to prevent leaks at service ports, access valves, and line joints. It is designed for use in HVAC and refrigeration systems where a secure, pressure-rated seal is required at a threaded connection point. Licensed refrigeration technicians and HVAC service professionals install this fitting during system service, repair, or retrofit work.
The SF2035 is suited for residential and light commercial refrigeration and air conditioning applications. Its 1/4-inch female-to-male thread configuration makes it compatible with standard refrigerant service port fittings commonly found on condensing units, refrigeration systems, and related HVAC equipment. It is a compact, direct-replacement fitting used wherever a reliable threaded seal is needed in the refrigerant circuit.
Designed as an OEM-style replacement seal fitting for standard 1/4-inch threaded refrigerant service connections in residential and commercial HVAC and refrigeration systems.
Installation should be performed by a licensed HVAC or refrigeration technician. Before servicing any refrigerant circuit, recover refrigerant in accordance with EPA Section 608 regulations and depressurize the system. Use appropriate refrigeration hand tools and verify thread compatibility before installation to avoid cross-threading or damage to the service port. Inspect the fitting and mating surfaces for debris or damage before completing the connection.
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