An externally threaded screw-like device with a hexagon, square, slotted or any other type drive end. The other end may have a spherical ball, socket or other type of machined surface. It may have a concentric hole along the longitudinal centerline and a hole perpendicular to the axis joining the concentric hole for lubrication. It is specifically designed to be used as a means for adjusting engine poppet valve tappet clearances and may be furnished with a lock nut.
NSN 6240-01-084-3952
NSN 5965-01-119-1898
NSN 5998-01-430-2773
NSN 5935-00-224-3376
NSN 6610-01-406-6696
NSN 6610-01-391-5092
NSN 5960-01-165-1956
NSN 5915-00-407-7997
NSN 5930-01-174-4832
NSN 4140-01-552-8238
NSN 5996-01-050-2011
NSN 6645-01-309-6455