Used on bow thruster onboard 378 ft whec class coast guard vessels. 2.875" center hole diameter advl has a composition insert 1 13/32 in. wide x 1/16 in. thick located 1/8 in. from rear edge of that dia.
0.140" hole diameter 0.810" overall length 0.220" overall width 2 bolt hole quantity 7holes 0.015 in. dia located thru center between two bolt holes B19d non-circular
0.279" hole diameter 33.310" overall length 5.910" overall width 10 bolt hole quantity 0.420 in. min, 0.460 in. max from outside edge to bolt hole center along the length