... Fiber 2.End Cap Material: PP , ABS 3. oil filter cartridge oil filter cartridgesSpecifications:Filter Media: PP,PET, Glass FiberEnd Cap ... ,5μm,10μm,20μm,50μmOrder Information:DLMFF*#=+x(e.g.,DLMFF40PP5EI = 40PP,5um,Seal MaterialSilicone,-226/Flat End ... Refers End Cap TypesI DOEII -226/Flat End oil filter cartridge