No other part numbers with same form, fit, and function found.
A cylindrical item having an internally flanged diameter designed to retain a lens or window in the objective end, or a diopter scale at the viewing end of an optical instrument. It may have one or more of the following characteristics: internal thread or machined for a press fit, method of securing, and/or knurled periphery. For externally threaded items, see retainer, optical element. Excludes cell, optical element; nut, plain knurled; nut, plain round; and ring, retaining.
Classification: Military equipments not identified by kind
NSN 5960-01-341-4447
NSN 7035-00-177-1557
NSN 5945-01-450-4840
NSN 6135-00-100-8890
NSN 2925-00-724-9252
NSN 5960-00-121-9926
NSN 5935-01-292-6358
NSN 5960-01-226-0342
NSN 5930-00-228-3018
NSN 5990-01-328-9846
NSN 6110-01-069-4895
NSN 5920-00-401-3438