A circular disc, usually metallic, which has alternate solid and cut-out quadrants. It is specifically designed to fit a cell used to bore sight a target. Excludes target, boresighting.
NSN 5998-01-529-6962
NSN 5990-00-991-8723
NSN 5965-01-100-1195
NSN 5895-01-069-1857
NSN 5895-01-307-8092
NSN 5895-01-429-8160
NSN 6320-01-106-4414
NSN 5975-01-623-9889
NSN 6145-01-223-4451
NSN 2925-01-354-1752
NSN 5996-01-175-2200
NSN 5999-01-203-0029