1240-01-517-3479 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.20312400038Optical Sighting and Ranging Equipment58550055Night Vision Equipment, Emitted and Reflected Radiation66500063Optical Instruments, Test Equipment, Components and Accessories
Part Alternates: 1240-01-517-3479, 01-517-3479, 1240015173479, 015173479
Fire Control Equipment | Optical Sighting and Ranging Equipment
Supply Group (FSG) |
NSN Assign. |
NIIN |
Item Name Code (INC) |
12 |
|
01-517-3479 |
22585 ( RING, RETAINING, OPTICAL ELEMENT ) |