Graduated in 8ths
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 5975-00-838-4922
NSN 5930-00-813-5596
NSN 5855-01-235-5491
NSN 5998-01-429-3067
NSN 5965-01-523-8737
NSN 6145-01-440-9983
NSN 6145-00-199-2933
NSN 6685-01-192-9871
NSN 5905-00-014-2438
NSN 5925-01-521-6191
NSN 5960-01-248-2364
NSN 6110-01-019-0811