The Nabtesco Y-3/4-1-MR (PC.NO. 74Y4900420) Filter Repair Kit is a premium, OEM-grade maintenance solution specifically engineered for the overhaul and resealing of Nabtesco filter assemblies. This comprehensive service kit includes critical sealing components, such as a durable black oil seal and a precision-molded O-ring, which work together to prevent leaks and ensure long-lasting system integrity. Additionally, the kit features a high-quality cylindrical wire-mesh filter element designed to capture contaminants and restore optimal filtration performance. Manufactured to Nabtesco’s strict quality standards, this repair kit provides the exact fit and reliability required to keep your industrial or marine equipment operating safely and efficiently.