通常為圓柱形,有或沒有法蘭。其設計用於安裝後鑽孔,並用作軸承或襯套。不包括:散裝物品。另請參閱襯套毛坯。
0.250 in. hole right side,0.125 in. deep special features, square all corners corner shape, 0.9449 inches minimum and 0.9451 inches maximum body outside diameter, unable to decode material, 0.7080 inches minimum and 0.7100 inches maximum overall length