NSN 5855-01-284-1609

Part Details | OPTICAL ELEMENT RETAINING RING

5855-01-284-1609 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: 29532171, 2953217-1, 5855-01-284-1609, 01-284-1609, 5855012841609, 012841609

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
58AUG 19, 198801-284-160922585 ( RING, RETAINING, OPTICAL ELEMENT )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 5855-01-284-1609
Part Number Cage Code Manufacturer
2953217-196214RAYTHEON COMPANYDBA RAYTHEON
Technical Data | NSN 5855-01-284-1609
Characteristic Specifications
MATERIAL ALUMINUM ALLOY 6061
SURFACE TREATMENT CHROMATE AND PAINT
OUTSIDE DIAMETER8.860 INCHES NOMINAL
INTERNAL FLANGE THICKNESS0.250 INCHES NOMINAL
APERTURE DIAMETER6.400 INCHES NOMINAL
MOUNTING CONFIGURATIONSIX 0.112-40 UNC 22B HOLES ON AN 8.200 IN. DIA. CIRCLE
END ITEM IDENTIFICATIONDETECTING SET,INFRARED AN/AAQ-17