Hi shantigal
Assuming the numeric part is always 5 digits
Put this in the required cell and copy down
=IF(ISERROR(MID(A1,FIND("ERAP",A1),9)),"",(MID(A1,FIND("ERAP",A1),9)))
If you just want the number,
=IF(ISERROR(MID(A1,FIND("ERAP",A1),9)),"",(MID(A1,FIND("ERAP",A1)+4,5)))
let me know...