National Item Identification Number
01-155-3291
011553291
6650-01-155-3291
6650011553291
National Stock Number
Item Name
RETAINER,OPTICAL ELEMENT
Federal Supply Class
6650
Description
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.
Commercial and Government Entity Code (Supplier Data)
18876
64609
Reference Numbers (Part Numbers)
13144094
13144094
13144094
Required Categories
MATERIAL
SURFACE TREATMENT
DIAMETER
WIDTH
THE MANUFACTURERS DATA
MANUFACTUR
Required Description
STEEL, CORROSION RESISTING
PASSIVATED AND
COPPER PLATED AND
PAINTED
2.000 IN