pleated cellulose engine filter

3005601 Engine Oil Filter Paper Core The 3005601 paper filter core is a premium OEM-grade lubrication filter element designed for heavy-duty commercial trucks, buses and industrial diesel engines, manufactured strictly in accordance with IATF 16949 automotive quality standards. Featuring multi-layer deep pleated reinforced filter paper media, this filter efficiently captures metal shavings, carbon sludge, oxidized oil residues, dust and other microscopic solid impurities within circulating engine oil during long-hour heavy-load operation, highway long-distance transport and construction site working conditions. It maintains steady filtration efficiency under continuous engine vibration and drastic temperature changes, effectively minimizing wear to crankshafts, bearings, pistons and other precision engine components. By keeping engine lubricant consistently clean, this filter remarkably extends engine service life and lowers routine maintenance and repair costs for fleet operators worldwide. Built with accurate original OEM dimensions for direct plug-and-play fitting without any modification, it is highly popular among global auto parts wholesalers, vehicle repair workshops and fleet maintenance companies, delivering stable performance and competitive factory wholesale pricing.  Product Material Description: Filter Medium: High-density oil-resistant reinforced cellulose filter paper, uniform pleat structure, outstanding dirt holding capacity and stable oil permeability Inner Support Tube: Galvanized perforated steel pipe, pressure resistant, anti-deformation and rust-proof against long-term oil corrosion Upper & Lower End Caps: Thickened cold rolled steel with anti-corrosion coating, sturdy and impact-resistant Sealing Gasket: High-temperature nitrile rubber seal ring, anti-aging and fully leak-proof Industrial Adhesive: High temperature resistant hot melt glue, firm bonding without degumming under vibration and temperature fluctuation