OE Number - stands for Original Equipment Number - the number of complete component or sub-assembly that was originally fitted to the vehicle. OE Number is interchangeable with the term Genuine Number
MG:
NEC 000 12 L, NEC 000 12(L)
ROVER:
NEC00012(L), NEC00012L, NEC 00012L, NEC 000 12 L, NEC 000 12(L)