Used on nsn 2320-01-318-9902 hett (heavy equipment truck tractor). 18 thread quantity per inch flanged, 2 way lock; tm 9-2320-360-24p fig 210 zinc surface treated
Used on diesel engine part number 16rp200m onboard 110 ft wpb coast guard vessels. 17.000mm hole diameter 24.000mm outside diameter 2.500mm material thickness