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 5910-01-338-0936
NSN 5925-01-160-8779
NSN 5945-01-116-0861
NSN 6150-01-274-9604
NSN 5855-01-085-5354
NSN 5990-01-004-6343
NSN 5895-01-224-9817
NSN 5999-01-130-6262
NSN 6645-01-375-7401
NSN 5905-01-548-4576
NSN 5920-01-551-1295
NSN 5950-00-443-8551