How To Clean & Lubricate A FN 503 Compact Pistol
This guide details the field stripping, cleaning, and lubrication process for the FN 503 compact pistol, presented for new gun owners. It emphasizes using CLP cleaner lubricant and protectant, along with common tools like t-shirt patches and polymer picks, to maintain the firearm. The instructions cover disassembly, thorough cleaning of all components including the barrel, slide rails, and frame, proper lubrication of high-friction areas, and reassembly with a function check.













