MS51860A, MS DRAWING: LOCKNUT, BULKHEAD, 37 DEG. FLARED AND FLARELESS TYPE, HYDRAULIC (27-FEB-2013) [S/S BY SAE-J514]
MS51860A, MS DRAWING: LOCKNUT, BULKHEAD, 37 DEG. FLARED AND FLARELESS TYPE, HYDRAULIC (27-FEB-2013) [S/S BY SAE-J514]., MS51860A, dated 17-Aug-1999, remains inactive for new design;
however, the document is valid for use.