MS90525A, MILITARY STANDARD: Y BRANCHES, 45 DEG., STRAIGHT & REDUCING, CAST IRON THREADED DRAINAGE (11 JAN 1983) [NO SUPERSEDING DOCUMENT].
MS90525A, MILITARY STANDARD: Y BRANCHES, 45 DEG., STRAIGHT & REDUCING, CAST IRON THREADED DRAINAGE (11 JAN 1983) [NO SUPERSEDING DOCUMENT].