NSN 1240-00-155-1464

Part Details | OPTICAL ELEMENT RETAINING RING

1240-00-155-1464 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: 278574PC7, 1240-00-155-1464, 00-155-1464, 1240001551464, 001551464

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
12JAN 01, 196300-155-146422585 ( RING, RETAINING, OPTICAL ELEMENT )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 1240-00-155-1464
Part Number Cage Code Manufacturer
278574PC710001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
Technical Data | NSN 1240-00-155-1464
Characteristic Specifications
MATERIAL COPPER ALLOY
THREAD LOCATION EXTERNAL
THREAD LENGTH0.250 INCHES
THREAD DIRECTION RIGHT-HAND
OVERALL LENGTH0.312 INCHES NOMINAL
OUTSIDE DIAMETER3.268 INCHES NOMINAL
INTERNAL FLANGE THICKNESS0.062 INCHES NOMINAL
APERTURE DIAMETER3.140 INCHES NOMINAL
END ITEM IDENTIFICATIONRANGEFINDER MK48