PIN, SPRING, TUBULAR, COILED, HEAVY DUTY (SUPERSEDING MS39086A) (S/S BY NASM39086-1999)
重型螺旋管弹簧销（取代MS39086A）

1996-03-11

PIN, SPRING, TUBULAR, COILED, HEAVY DUTY (SUPERSEDING MS39086A) (S/S BY NASM39086-1999)
重型螺旋管弹簧销（取代MS39086A）

1999-06-21

PIN, SPRING, TUBULAR, COILED, LIGHT DUTY (SUPERSEDING MS51987)(S/S BY NASM51987)
轻型盘绕弹簧管销（取代MS51987）（NASM511987标准S/S）

1998-10-01