NSN 6650-00-157-3854

Part Details | OPTICAL INSTRUMENT RETICLE

6650-00-157-3854 An item, usually made of glass, having fine wires or hairs, or etched or printed fine lines on a surface, and placed in the focal plane of an optical instrument to establish a reference point to the axis for the purpose of aiming, measuring, ranging, and the like. Excludes LENS, OPTICAL INSTRUMENT.

Alternate Parts: 30175PC5, 415275PC5, 6650-00-157-3854, 00-157-3854, 6650001573854, 001573854

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
66JAN 01, 196300-157-385421883 ( RETICLE, OPTICAL INSTRUMENT )
REFERENCE DRAWINGS & PICTURES

CROSSLINE

RETICLE,OPTICAL INS | 6650-00-157-3854, 001573854
Cross Reference | NSN 6650-00-157-3854
Part Number Cage Code Manufacturer
30175PC574067KEUFFEL AND ESSER CO
415275PC510001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
Technical Data | NSN 6650-00-157-3854
Characteristic Specifications
MATERIAL GLASS BOROSILICATE
STYLE DESIGNATOR CROSSLINE
GRADUATIONS/MARKINGS CROSS LINE
REFRACTION INDEX1.5230 NOMINAL
DISPERSION58.6 ANGSTROMS NOMINAL
AXIAL THICKNESS1.7 MILLIMETERS NOMINAL
DIAMETER26.5 MILLIMETERS NOMINAL
RIM FINISH GROUND
END ITEM IDENTIFICATIONTELESCOPE MK90