R12 STEM KIT W/ KNOB - Mastercool

The Mastercool 93210 R12 Stem Kit with Knob is a vital replacement component designed for maintaining the integrity and performance of your Mastercool Mini-Fold Compact Manifolds. This stem assembly is specifically engineered for use with R12 refrigerant systems, ensuring seamless operation and a reliable seal for professional automotive and industrial technicians.

Key Features

• R12 System Compatibility: Engineered precisely for R12 refrigerant applications, catering to the needs of older automotive air conditioning systems.
• Complete Assembly: Each kit includes the piston seal assembly, stem, nut, O-ring, and both red and blue knobs, facilitating a comprehensive replacement for high and low-side applications.
• Dependable Sealing: Designed to create a secure, leak-free connection, minimizing refrigerant loss and ensuring efficient system operation.
• Smooth Valve Operation: Restores precise control and smooth turning action to your manifold valves, critical for accurate system diagnostics and charging.
• Durable Construction: Manufactured by Mastercool, this stem assembly is built to withstand the rigors of professional use, offering long-lasting durability.
• Convenient Packaging: Often supplied in a 2-pack, providing spare components for ongoing maintenance needs.

Applications

The Mastercool 93210 R12 Stem Kit with Knob is essential for professional mechanics and HVAC technicians performing service and repair on R12 automotive air conditioning systems. It is ideally suited for replacing worn, damaged, or leaking stem assemblies within Mastercool Mini-Fold Compact Manifolds, restoring their functionality and precision during refrigerant charging, recovery, and diagnostic procedures. This kit ensures that your manifold gauges continue to provide accurate readings and secure connections, which is crucial for effective vehicle maintenance.