by separate parts (; key-type connection F16B3/00; locking screws or nuts against rotation by such means F16B39/04)

Full Title

Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it (riveted or deformable spigots F16B19/04; for gudgeon pins F16J1/18); Stud-and-socket releasable fastenings > by separate parts (; key-type connection F16B3/00; locking screws or nuts against rotation by such means F16B39/04)

Child Classifications

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• F16B 21/12 with locking-pins or split-pins thrust into holes
• F16B 21/16 with grooves or notches in the pin or shaft
• F16B 21/20 for bolts or shafts without holes, grooves, or notches for locking members