National Item Identification Number
01-503-5333
015035333
5855-01-503-5333
5855015035333
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)
27777
LITTON SYSTEMS INC.
DBA ELECTRO-OPTICAL SYSTEMS
3414 HERRMANN DR.
GARLAND
TX
75041
972-840-7631
51298
LITTON SYSTEMS INC.
DBA ELECTRO-OPTICAL SYSTEMS DIVISION
3414 HERRMANN DR.
GARLAND
TX
75041
972-840-7631
Reference Numbers (Part Numbers)
SC00120
SC00120
Required Categories
SPECIAL FEATURES
III END ITEM IDENTIFICATION
III PART NAME ASSIGNED BY CONTROL
Required Description
INCLUDES PIN, SPRING, P/N MS171436, NSN 5315-00-844-5644 AND RING, OBJECTIVE FOC