Backing ring .
Backing ring
An item specifically designed to hold and/or position a mirror(s), prism(s), reflector(s), or the like, in an optical system. Excludes cell, optical element; holder, mirror and holder, reflector.
Glass, optical, mil-g-174, class 1, grade c, type 523-586 material, glass, optical, mil-g-174, class 1, grade c, type 523-586 iii material
2.300 inches diameter, 0.125 inches thickness, ground surface finish, glass, optical, mil-g-174, grade d, type 517-645 material
Radar set group application design, 23.938 inches body length, 17.938 inches body width, eight washers, eight eyelets, four on each side mounting configuration
Radar set group application design, 23.938 inches body length, 17.938 inches body width, eight washers, eight eyelets, four on each side mounting configuration
Radar set group application design, 23.938 inches body length, 17.938 inches body width, eight washers, eight eyelets, four on each side mounting configuration
NSN 6760-01-312-5543
NSN 5820-00-489-9980
NSN 6940-00-740-3160
NSN 5820-01-485-2372
NSN 5805-01-466-6190
NSN 5995-00-880-7613
NSN 1240-01-110-5548
NSN 1240-00-269-4983
NSN 6760-01-059-4178
NSN 5820-01-191-1576
NSN 6675-00-492-5651
NSN 7450-01-262-7301
Last modified 07/08/2024