Generic Air Compressor Piston Repair Kit for Oil-Free Pumps Replaces KK-4835, KK-5081, A02743, Compatible with Craftsman DeVilbiss Porter Cable

① Cross-Reference Part Numbers – Confirm Compatibility with Your CompressorThis air compressor piston repair kit is designed to replace the following part numbers for fitment reference: KK-4835, KK-5081, A02743, PKK-4835, K-0058, K-0650. Please ensure this matches the part you are replacing.② Precise Fitment – Verify Before PurchaseThis kit is compatible only with specific oil-free, single-cylinder air compressors from brands like Craftsman, DeVilbiss, Porter Cable, Black and Decker, and DeWalt. It's commonly used for models like the Craftsman 152912 and Porter Cable CFFR350A. Please verify that your compressor pump matches the design shown in the images. This kit is not for use in oil-lubricated or twin-cylinder pumps.③ Restored Performance – Addresses Common Failure SymptomsCommon signs of a worn-out piston or cylinder include the compressor running but failing to build pressure, taking too long to fill the tank, being excessively noisy, or producing insufficient air. This complete repair kit is designed to restore lost compression and efficiency, allowing your compressor to quickly reach its maximum working pressure (e.g., 120 PSI) and perform like new again.④ Direct Replacement Design – Hassle-Free InstallationManufactured to precise OEM dimensions, this assembly is a direct bolt-on replacement for the original components. It allows for straightforward installation with common hand tools (e.g., Torx bit set, socket wrench). Most users can complete the repair in approximately 30 minutes, saving both time and the cost of purchasing a new compressor.⑤ Durable Construction & Complete KitThis listing includes a complete repair kit containing: 1 Connecting Rod with integrated piston, 1 Piston Ring, 1 Cylinder Sleeve, and 2 O-rings. Constructed from high-quality 6061 aluminum and durable rubber, this kit is engineered for strength, heat resistance, and long-term reliability, ensuring your compressor provides years of extended service.

• Cross-Reference Part Numbers Confirm Compatibility with Your Compressor: This air compressor piston repair kit is designed to replace the following part numbers for fitment reference: KK-4835, KK-5081, A02743, PKK-4835, K-0058, K-0650. Please ensure this matches the part you are replacing
• Precise Fitment Verify Before Purchase: This kit is compatible only with specific oil-free, single-cylinder air compressors from brands like Craftsman, DeVilbiss, Porter Cable, Black and Decker, and DeWalt. It is commonly used for models like the Craftsman 152912 and Porter Cable CFFR350A. Please verify that your compressor pump matches the design shown in the images. This kit is not for use in oil-lubricated or twin-cylinder pumps
• Restored Performance Addresses Common Failure Symptoms: Common signs of a worn-out piston or cylinder include the compressor running but failing to build pressure, taking too long to fill the tank, being excessively noisy, or producing insufficient air. This complete repair kit is designed to restore lost compression and efficiency, allowing your compressor to quickly reach its maximum working pressure (e.g., 120 PSI) and perform like new again
• Direct Replacement Design Hassle-Free Installation: Manufactured to precise OEM dimensions, this assembly is a direct bolt-on replacement for the original components. It allows for straightforward installation with common hand tools (e.g., Torx bit set, socket wrench). Most users can complete the repair in approximately 30 minutes, saving both time and the cost of purchasing a new compressor
• Durable Construction and Complete Kit: This listing includes a complete repair kit containing: 1 Connecting Rod with integrated piston, 1 Piston Ring, 1 Cylinder Sleeve, and 2 O-rings. Constructed from high-quality 6061 aluminum and durable rubber, this kit is engineered for strength, heat resistance, and long-term reliability, ensuring your compressor provides years of extended service