Four Seasons 2004NK A/C Compressor and Component Kit

Complete A/C Kit for Ford Trucks

Restore air conditioning performance with the Four Seasons Complete A/C Kit, part number 2004NK. This complete air conditioning kit includes a new compressor, accumulator, orifice tube, oil, and O-rings for a direct repair on select Ford F-150, Ford F-250, and Ford F-350 applications with factory air and an FS10 compressor.

Key Features

• Complete A/C kit with new compressor
• Includes compressor oil and O-rings
• Uses an orifice tube expansion device
• R134a refrigerant type
• Blue standard orifice tube, .067 in. diameter
• Receiver drier/accumulator included with male insert O-ring fittings
• Limited lifetime warranty

Product Details

Four Seasons Complete A/C Kit 2004NK is built for 1994-1995 Ford F-150, Ford F-250, and Ford F-350 models equipped with factory air and an FS10 compressor. The kit is also listed for 1994 Ford F-250 and F-350 trucks with a 6-groove pulley and blue orifice tube. It includes the new compressor, accumulator, orifice tube, oil, and O-rings to support a full A/C system refresh using R134a refrigerant.

The Four Seasons Complete A/C Kit line is organized for repair jobs that need multiple matched A/C components in one package. For Ford F-150 and Ford F-250/F-350 service work, this approach helps keep the compressor, accumulator, and metering device aligned to the same application requirements. Part number 2004NK also cross-references 520011 for the same application.

Common Repair Uses

• Loss of cabin cooling on Ford F-150, Ford F-250, or Ford F-350 trucks
• Compressor noise or compressor failure
• Restricted refrigerant flow through the orifice tube
• Moisture or contamination in the A/C system
• Accumulator replacement during a full A/C service

Installation Notes

Verify the vehicle uses an FS10 compressor and factory air before installation. Confirm the blue orifice tube specification and refrigerant system condition prior to charging. Replace the accumulator and O-rings during service, and follow proper evacuation, oil balancing, and recharge procedures for R134a systems.

Quality Assurance

Four Seasons 2004NK is backed by a limited lifetime warranty. The kit includes the specified compressor oil and sealing components needed for a complete A/C repair on the listed Ford truck applications.