No other part numbers with same form, fit, and function found.
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 6620-01-367-0844
NSN 6650-00-263-3552
NSN 5905-01-234-2332
NSN 6240-01-426-5581
NSN 4140-01-617-1466
NSN 5996-01-322-4838
NSN 5990-01-439-4643
NSN 5855-00-610-4052
NSN 6620-00-334-7249
NSN 5990-01-024-9659
NSN 5835-01-291-5405
NSN 5910-01-481-3658