NSN 6650-00-789-8174

Part Details | OPTICAL ELEMENT RETAINING RING

6650-00-789-8174 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.

Alternate Parts: 69301000, 2475256, 2475256, 6650-00-789-8174, 00-789-8174, 6650007898174, 007898174

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
66JAN 01, 196200-789-817422585 ( RING, RETAINING, OPTICAL ELEMENT )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 6650-00-789-8174
Part Number Cage Code Manufacturer
6930100072314BAE SYSTEMS INFORMATION ANDELECTRONIC SYSTEMS INTEGRATION I
247525610001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
247525653711NAVAL SEA SYSTEMS COMMAND
Technical Data | NSN 6650-00-789-8174
Characteristic Specifications
MATERIAL ALUMINUM ALLOY
OUTSIDE DIAMETER1.750 INCHES NOMINAL
INTERNAL FLANGE THICKNESS0.125 INCHES NOMINAL
INNER GROOVE WIDTH0.0620 INCHES NOMINAL
GROOVE DIAMETER1.385 INCHES NOMINAL
APERTURE DIAMETER1.312 INCHES MINIMUM AND 1.385 INCHES MAXIMUM
GROOVE LOCATION INSIDE FACE OF FLANGE
MOUNTING CONFIGURATIONTHREE 0.096 IN. DIA MTG HOLES EQUALLY SPACED