NSN 6650-00-043-5850

Part Details | OPTICAL ELEMENT RETAINING RING

6650-00-043-5850 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: 2478903, 2478903, 6650-00-043-5850, 00-043-5850, 6650000435850, 000435850

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
66JAN 01, 196100-043-585022585 ( RING, RETAINING, OPTICAL ELEMENT )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 6650-00-043-5850
Part Number Cage Code Manufacturer
247890310001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
247890353711NAVAL SEA SYSTEMS COMMAND
Technical Data | NSN 6650-00-043-5850
Characteristic Specifications
MATERIAL ALUMINUM ALLOY 2024
OVERALL LENGTH0.175 INCHES NOMINAL
OUTSIDE DIAMETER0.374 INCHES NOMINAL
INTERNAL FLANGE THICKNESS0.020 INCHES NOMINAL
PRESS FIT INSIDE DIAMETER+0.253 TO +0.255 INCHES
APERTURE DIAMETER0.198 INCHES NOMINAL
SPECIAL FEATURESTOLERANCE FOR DIM. 0.374 IN. OD,TO BE PLUS 0.001 MINUS 0.000