Santech MT9612 Automotive A/C O-Ring Kit 48 P/Ns .173-.433 288 Pieces

The Santech MT9612 is a professional-grade automotive air conditioning O-ring kit from Santech's Master Technician™ Series. Designed for A/C system service and repair, this kit delivers broad coverage with 48 part numbers and 288 pieces, spanning seal sizes from .173 to .433 inches to address the most common small-range A/C sealing needs.

This kit covers critical sealing points throughout the A/C system, including hose connections and hardware (standard, captive, P-nut, and spring lock), compressor manifold ports for GM, Ford, and Denso applications, pad mount drier connections, orifice tube O-rings, and switch port O-rings. It is also Box 1 of the MT9200/MT9201 Ultimate Box System, making it compatible with Santech's larger managed O-ring systems.

Key Features:

• 48 part numbers covering sizes .173 to .433 inches
• 288 total O-ring pieces per kit
• Covers hose connections, hardware, and switch port O-rings
• Compatible with GM, Ford, Denso compressor manifold port applications
• Integrates as Box 1 of the MT9200 and MT9201 Master Technician™ Series Ultimate Box Systems
• Part of Santech's Master Technician™ Series — the industry leader in automotive A/C sealing components

The Santech MT9612 is an essential addition to any professional shop or technician's inventory, providing the most commonly needed small-size A/C O-rings in a single organized kit.