NSN 1240-01-517-7872

Part Details | OPTICAL ELEMENT RETAINER

1240-01-517-7872 A cylindrical, externally threaded item having a centrally located hole specifically designed to retain by means of either a raised box (shoulder), or counterbore, countersink, or a similar shaped recess, an optical element such as a lens, reticle, cell, and the like, in optical assemblies. It must have drilled holes or slots to facilitate assembly and disassembly. For items which house the optical element(s), and form the internal or central portions of an optical system, see CELL, OPTICAL ELEMENT. Excludes RING, EXTERNALLY THREADED.

Alternate Parts: 391018134, 39101813-4, 1240-01-517-7872, 01-517-7872, 1240015177872, 015177872

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
12FEB 19, 200401-517-787222451 ( RETAINER, OPTICAL ELEMENT )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 1240-01-517-7872
Part Number Cage Code Manufacturer
39101813-434860NORTHROP GRUMMAN SYSTEMS CORPORATION
Technical Data | NSN 1240-01-517-7872
Characteristic Specifications
SPECIAL FEATURESNEXT HIGHER ASSEMBLY 39102152-1
PART NAME ASSIGNED BY CONTROLLING AGENCYRETAINER, ROD