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Air Compressor Parts
CompressorPros carries a full range of air compressor parts to keep your equipment running, from pressure switches and valves to filters, gaskets, aftercoolers, and lubricants. This category serves shop owners, facility managers, and technicians sourcing genuine replacement components for maintenance and repair. Browse by part type or compatible model, with everything shipping free, direct from the manufacturer. We can get parts from any brand we carry, so please reach out if you do not see what you need.
What Are Air Compressor Parts?
Air compressor parts are the replacement and wear components that keep a compressed air system operating properly, covering everything from pressure switches and intake valves to filters, gaskets, drains, and lubricants. Shop owners, maintenance techs, and facility managers use them for regular service, restore performance after a breakdown, and extend the working life of an existing unit. This category spans consumables like the OIL003 Airbase 1 Gallon Synthetic Oil for EMAX rotary screw machines through to functional components like the T39 Aftercooler that address a specific repair.
How Air Compressor Parts Are Grouped: Wear Items vs. Functional Components
The most useful way to approach this category is to separate routine maintenance items from functional components. Maintenance items are the parts you replace on a schedule or as they degrade, including oil, filters and belts. These are lower-cost, high-frequency purchases that keep a healthy machine healthy.
Functional components are the parts that control or move air, such as pressure switches, valve sets, drains, and aftercoolers. These are usually replaced in response to a fault rather than on schedule, and correct matching to your make and model matters more here than with a consumable.
Types of Air Compressor Parts
Pressure Switches and Controls
Pressure switches tell the compressor when to cut on and off, making them one of the most common functional replacement parts. They are rated to a specific pressure range, so matching the cut-in and cut-out settings to your unit is essential. The EMAX SWITCH036 Pressure Switch covers a 145 to 175 psi range, while the Jenny 140-1079 Pressure Switch is built for sprinkler-system air compressor applications. Always make sure you get the pressure switch for your specific air compressor.
Valves, Gaskets, and Pump Rebuild Parts
When a pump loses efficiency or leaks, valve kits and gasket kits are the parts that restore compression. These are model and serial specific, so make sure you get the proper parts before you order.
Filters, Drains, and Aftercoolers
Air treatment and intake components protect the compressor and the air it delivers. Inlet filters keep debris out of the pump, drains remove accumulated condensate, and aftercoolers lower discharge temperature. The C-Aire Inlet Filter 210-0238 is an example of an intake air filter.
Lubricants and Oils
Compressor lubricant is the most frequent consumable purchase in this category. Lubricants and oils are formulated for specific pump types, so a synthetic blend intended for rotary screw machines is not interchangeable with a piston-compressor oil. Confirm the specified fluid for your unit before ordering.
Key Specifications To Match
- Make, model, and serial number: It is vital to ensure that you get the correct part by knowing exactly what compressor you have and what part you need.
- Pressure rating (PSI): Critical for switches, valves, and drains, which are built to defined pressure ranges.
- Fluid type and capacity: For oils and lubricants, match the manufacturer-specified formulation and quantity for your pump type.
- Thread size and port dimensions: Relevant for drains, fittings, and regulators where physical fit determines compatibility.
- Voltage, where applicable: Electric drains, timers, and switches may be tied to a specific voltage.
Some manufacturers do not accept returns on parts, so be sure you are ordering correctly
Frequently Asked Questions
How do I know which air compressor parts fit my machine?
Match by the compressor or pump model and the manufacturer part number rather than by general description.
What air compressor part fails most often?
Wear items like oil, filters, belts, and gaskets are replaced most frequently because they degrade with normal use, while pressure switches are among the more common functional failures. Staying ahead of the consumables is the simplest way to avoid larger repairs.
Can I use any compressor oil in my unit?
No. Oils are formulated for specific pump types, so a rotary screw synthetic and a piston-compressor oil are generally not interchangeable. Use the fluid your manufacturer specifies to protect the pump and any warranty coverage.
What is the most common mistake when buying compressor parts?
Ordering by appearance or a partial number rather than confirming the exact part number. A switch or valve that looks similar can carry a different pressure range or thread size, so verify the specifics before purchasing.
Do you carry parts for older or discontinued compressors?
Availability varies by brand and model, and some parts are offered as retrofit or conversion kits rather than exact replacements. Check the individual product page, and confirm before ordering if you are servicing an older unit.
Shop Air Compressor Parts at CompressorPros
CompressorPros carries air compressor parts that matter for maintenance and repair, including replacement pumps, electric motors, filters, oil, and maintenance kits, and air piping and air line accessories. Whether you are handling routine service or a specific repair, sourcing by model keeps fitment simple. All orders ship free, direct from the manufacturer, and our team can help you confirm the right part for larger service jobs.