trunnion socket

ball socket

fuse socket

socket wrench

breech piece socket

taillight socket

antiaircraft mounting socket

ball-and-socket bearing

ball-and-socket hinge

ball-and-socket joint

ball-and-socket support

fuze socket

connector socket

socket

socket head

socket head cap screw

handle socket

handle with flexible joint for socket

key with handle for hexagon socket screws

offset handle for socket

socket handle assembly

T-handle key with jointed hexagonal socket bit

T-handle spark plug wrench with jointed socket and hexagonal opening

T-handle wrench with jointed hexagonal socket

T-handle wrench with jointed hexagonal socket with block system

antifriction trunnion

antifriction trunnion bearing

cant of trunnion axis

cradle equilibrator trunnion

cradle trunnion

cradle-trunnion bearings

cradle-trunnion stud

elevated trunnion concept