Oct 30 (Reuters) - NGK Insulators Ltd CONSOLIDATED EARNINGS ESTIMATES (in billions of yen unless specified) 6 Months to 6 Months to Sep 30, 2013 Sep 30, 2013 LATEST PREVIOUS FORECAST FORECAST Sales 141.76 138.00 Operating 19.66 14.00 Recurring 19.59 14.00 Net 12.63 9.00 EPS 38.67 yen 27.56 yen NOTE - NGK Insulators Ltd is a top-ranked maker of insulators for power utilities. Spun off from Noritake in 1919. For latest earnings estimates made by Toyo Keizai, please double click on.