MS13972D, MILITARY STANDARD: BEARING, SLEEVE, ENGINE, FLANGED, 2-1/4 INCH X 1-7/8 INCH (21 JUN 1982) [NO SUPERSEDING DOCUMENT]
MS13972D, MILITARY STANDARD: BEARING, SLEEVE, ENGINE, FLANGED, 2-1/4 INCH X 1-7/8 INCH (21 JUN 1982) [NO SUPERSEDING DOCUMENT].