OK request send SAA6D140E-5A S/N 535838-UP (For WA500-6) ENGINE LUBRICATION SYSTEM ENGINE OIL FILTER AND PIPING Section ENGINE OIL FILTER AND PIPING SAA6D140E-5A S/N 535838-UP (For WA500-6) Komatsu: ENGINE OIL FILTER AND PIPING (#535838-) c001001