National Item Identification Number
00-016-3676
000163676
6650-00-016-3676
6650000163676
National Stock Number
Item Name
RING,RETAINING,OPTICAL ELEMENT
Federal Supply Class
6650
Description
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.
Commercial and Government Entity Code (Supplier Data)
Reference Numbers (Part Numbers)
207D0208
Required Categories
MATERIAL
OUTSIDE DIAMETER
III FSC APPLICATION DATA
Required Description
ALUMINUM
7.938 INCHES NOMINAL
RADIO AND TELEVISION COMMUNICATION EQUIPMENT,EXC