National Item Identification Number
01-233-9490
012339490
6650-01-233-9490
6650012339490
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)
04939
Reference Numbers (Part Numbers)
13074936
13074936
Required Categories
MATERIAL
SURFACE TREATMENT
OUTSIDE DIAMETER
INTERNAL FLANGE THICKNESS
Required Description
STEEL
NICKEL PLATED
1.268 INCHES NOMINAL
0.120 INCHES NOMINAL