National Item Identification Number
00-938-6117
009386117
6650-00-938-6117
6650009386117
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)
36090
LOCKHEED MARTIN LIBRASCOPE
CORP
811 SONORA DR
GLENDALE
CA
91201
703-367-5485
Reference Numbers (Part Numbers)
BUWEPSDWG2076276
2076276
Required Categories
MATERIAL
SURFACE TREATMENT
OVERALL LENGTH
OUTSIDE DIAMETER
INTERNAL FLANGE T
Required Description
PLASTIC
PAINTED
0.245 INCHES NOMINAL
3.312 INCHES NOMINAL
0.070 INCHES NOMIN