Part Number: 15003-1A (Xmtr,flux gate)Part Number: 15005-1A (Xmtr,flux gate)Part Number: 15013-1A (Xmtr,flux gate)Part Number: 15013-4A1 (Xmtr,flux gate)Part Number: 15016-1A (Xmtr,flux gate)Part Number: 15018-1A (Xmtr,flux gate)Part Number: TRU-79A (Xmtr,flux gate)