MIL-P-19918, MILITARY SPECIFICATION: PACKING, V RING (03-MAY-1952) [NO S/S DOCUMENT[

MIL-P-19918, MILITARY SPECIFICATION: PACKING, V RING (03-MAY-1952) [NO S/S DOCUMENT[., This specification covers \"V\" ring packing for catapults, arresting gear, and similar ship installation equipment.