... Rand Air Filter replacement filter fineness:5um-10um filter efficiency:98% service life≥3000HFilter material made of filter paper of pure ... wood pulp of USA part number replacement: air filter element:89295976,42855429 ... 92686948,99266702,39903281,92035948,92686922,39903265,89288971.....oil filter:54672654,39907175,42888198,39911631,42843797,42843805,39856836, ...