0.290" hole diameter 3.500" overall length 3.250" overall width three aditional holes in the gasket - 1.45 in. nom dia, 1.32 in. nom dia, and 0.63 in. nom dia; used on M60A1
Used on 2320-01-304-2277 xm1074 pls (palletized loading system). 1.750" inside diameter 2.375" outside diameter 0.344" material thickness concentric ring style