"1 EA RING -PART NO. 159-47087,1 EA RING -PART NO. 159-47088,1 EA SHELL -PART NO. 159-47093-3,1 EA SHELL -PART NO. 159-47093-5,1 EA WEIGHT -PART NO. 159-47062,ALL PART NO. RELATIVE TO MFR CODE 89372,1.500 IN. DIA CONCENTRIC HOLE IN PART NO. 159-47087 AND 159-47093-3"