National Item Identification Number
01-325-3380
013253380
5855-01-325-3380
5855013253380
National Stock Number
Item Name
RING,RETAINING,OPTICAL ELEMENT
Federal Supply Class
5855
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)
80063
96214
Reference Numbers (Part Numbers)
SM-C-969249
SM-C-969249
Required Categories
MATERIAL
OVERALL LENGTH
OUTSIDE DIAMETER
INTERNAL FLANGE THICKNESS
SPECIAL F
Required Description
STEEL, AMS 5643
0.590 INCHES NOMINAL
0.950 INCHES NOMINAL
0.195 INCHES NOMINA