1560-00-327-3001

01-462-95605910014629560014629560 is two or more https//www.nsnlookup.com /fsg-15/fsc-1560/us 1560-00-327-3001
1560003273001 003273001 optical element. excludes ring, externally threaded. https//www.nsnlookup.com

5999-01-506-0239 5999015060239 015060239 is a shaped metallic item designed to increase the effectiveness of radio frequency/electromagnetic interference, or a nonmetallic item containing a wire mesh, metal, or other electrically conductive particles designed to provide environmental sealing and radio frequency/electromagnetic interference shielding. for bulk items see wire mesh, knitted or gasketing material, conductive.

4933-12-190-3016 4933121903016 121903016 is 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.