NSN 1240-01-069-0157

Part Details | OPTICAL ELEMENT RETAINING RING

1240-01-069-0157 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: 048133, 957D048133, 12266933, 1240-01-069-0157, 01-069-0157, 1240010690157, 010690157

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
12DEC 07, 197801-069-015722585 ( RING, RETAINING, OPTICAL ELEMENT )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 1240-01-069-0157
Part Number Cage Code Manufacturer
04813334228L3 TECHNOLOGIES, INC.DBA L3 KEO
957D04813334228L3 TECHNOLOGIES, INC.DBA L3 KEO
1226693319207U S ARMY TANK AUTOMOTIVE COMMANDAMSTA-IM-MM
Technical Data | NSN 1240-01-069-0157
Characteristic Specifications
MATERIAL STEEL CORROSION RESISTING
OUTSIDE DIAMETER4.875 INCHES NOMINAL
INTERNAL FLANGE THICKNESS0.145 INCHES NOMINAL
APERTURE DIAMETER3.840 INCHES MINIMUM AND 3.850 INCHES MAXIMUM
MOUNTING CONFIGURATION8-32UNC SCREWS 6