The DeVilbiss KK-4058-1 Repair Kit is a complete replacement parts set for the DeVilbiss MBC-510 spray gun, consisting of O-rings, packings, seals, and springs to service the gun’s internal components. It is a direct replacement for KK-4058-1 and is compatible with DeVilbiss MBC-510 series conventional spray guns. The kit is designed to support a full gun repair, providing parts to restore sealing integrity and spray performance. Retailers commonly list KK-4058-1 as the MBC spray gun repair kit for DeVilbiss, aligning with the manufacturer part number and intended use.
