FJC 4400 Pro-Series Master Service Kit for Automotive A/C Systems

The FJC 4400 Pro-Series Master Service Kit is a comprehensive heavy-duty assortment designed for professional automotive air conditioning technicians and service professionals. This kit contains 120 different part numbers totaling 550 individual pieces, providing everything needed for a wide range of A/C system repairs and maintenance.

Kit Contents:

• O-rings, gaskets, sealing washers, keyways, shims, fittings, caps, orifice tubes and other essential service items
• High-temperature HNBR (Hydrogenated Nitrile Butadiene Rubber) construction on all O-rings
• O-ring wall chart included for easy part identification
• Durable, organized carrying case with compartmented storage

Professional-Grade Features:

• Resistant to aggressive chemicals and abrasion
• Enhanced stability with exposure to heat and oxidation
• Strong yet flexible washers help prevent leakage around fasteners and reduce vibration
• Each compartment identifies the part and its usage for quick access

FJC offers this convenient service item assortment to ensure you always have the right part for the job. The Pro-Series Master Service Kit is ideal for busy automotive shops, mobile A/C technicians, and fleet maintenance operations that need a complete, portable solution for automotive air conditioning service and repair work.