MIL MS21447A Notice 1-Cancellation
BEARING, ROLLER, NEEDLE, TRACK ROLLER CROWN RADIUSED O.D. INTEGRAL STUD, TYPE VII ANTIFRICTION, INCH (SUPERSEDING MS21447) (S/S BY SAE-AS21447)
滚针轴承 履带支重轮冠状圆角外径一体式双头螺栓 VII型减摩 英寸(代替MS21447)(由SAE-AS21447提供)
1999-04-05