National Item Identification Number
01-342-5890
013425890
6650-01-342-5890
6650013425890
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)
22915
Reference Numbers (Part Numbers)
833836-001
Required Categories
SURFACE TREATMENT
OUTSIDE DIAMETER
Required Description
ANODIZED
9.625 INCHES NOMINAL