Specifies the envelope dimensions of axial type nipples and determines the clearance space which shall be provided in the region of the nipple to allow the lubricating gun to be connected, and the operating angle dimensions for the lubricating process. The tip design of the nipples is optional provided the profile remains within the envelope shown in figure 1.
AEROSPACE TRANSPORT AIR TRANSPORT AIRCRAFT AIRCRAFT EQUIPMENT DIMENSIONS GREASE-NIPPLES HEAD (ANATOMY) HEADS (FASTENERS) LUBRICATING NIPPLES LUBRICATING SYSTEM COMPONENTS LUBRICATING SYSTEMS LUBRICATION SYSTEMS SPACE TRANSPORT HEAD : HUMAN BODY FASTENERS