Used on nuc equipment. 1.0" inside diameter packing set item is; john crane inc packing set-3 chemlon gvh rings, consisting of 4 rings, top & bottom adaptors i.d. 1 in, o.d. 1-1/2in.
0.562" all holes hole diameter 8.500" outside diameter 8 bolt hole quantity item has a solid piece that runs across the aperture at 45 degrees to the centerline. circular