A cylindrical device in which the inner or outer ring turns upon a single or double row of hardened balls which roll easily between the two rings, thus minimizing friction. For items with faces specially ground for duplex mounting see bearing,ball,duplex. Excludes:bearing,ball,airframe.
4.724 inches nominal overall outside diameter, m31-marine corp expeditionary arresting gear system (mceags) end item identification, 3.346 inches nominal bore diameter, dynamic load raing: 7170; static load rating: 6740; fatigue load limit lbf: 281; speed rating: 3400 functional description, 0.708 inches nominal overall width