Rheem-Ruud 83-25151-42 PROTECH 3/8" Sweat Uni-Directional Liquid Line Filter Drier 163S

The Rheem-Ruud 83-25151-42 is a genuine OEM PROTECH uni-directional liquid line filter drier designed for use in residential and light commercial HVAC systems. With an industry code of 163S and a 3/8" sweat ODF (Outside Diameter Flare) connection, this filter drier installs directly into the liquid line to remove moisture, acid, and contaminants from the refrigerant circuit — protecting compressors and other system components from premature wear and failure.

Key Features:

• Connection: 3/8" sweat ODF (uni-directional flow)
• Industry Code: 163S
• Core Type: Solid core with activated alumina and molecular sieve desiccant
• Cubic Capacity: 16 cu. in.
• Overall Length: 6-1/8"
• Body Length: 4-5/8"
• Body Diameter: 2-5/8"
• Maximum Working Pressure: 680 psig
• Compatible Refrigerant: HCFC R-22
• Standards: cULus Listed
• Finish: Corrosion-resistant epoxy powder coat

This uni-directional filter drier is an official OEM replacement part for Rheem and Ruud air conditioning and heat pump systems. The solid-core desiccant blend of activated alumina and molecular sieve delivers superior moisture absorption and acid neutralization, helping to maintain refrigerant purity and extend system life. Package includes one (1) PROTECH liquid line filter drier.