lf no.：fk-4003a pu
cross reference：26510353 600-185-3110 f434072
donaldson： p777638 p781039
fleetguard： af25492 af25964
largest od: 205mm)
overall height：420/ 406 (mm)
external diameter :108
lf no.：fk-4003b
cross reference：600-185-3120 32912902
donaldson：p777639
fleetguard： af25491
largest od: 108/103 (mm)
overall height：405/ 397mm)
external diameter :88