Hexagonal head to prevent rolling
A small heavy weight with some means of attaching a line at one end. It is used for finding the vertical or perpendicular line to a horizontal plane.
NSN 5996-00-220-9414
NSN 6220-00-258-2967
NSN 6220-00-751-9709
NSN 6220-01-056-5169
NSN 5935-01-539-5775
NSN 5985-01-631-2997
NSN 5915-01-256-2584
NSN 6620-01-481-1358
NSN 6610-01-013-8922
NSN 6320-01-119-3935
NSN 5895-00-978-5740
NSN 6650-01-072-7890