National Item Identification Number
01-172-2224
011722224
5855-01-172-2224
5855011722224
National Stock Number
Item Name
RETAINER,OPTICAL ELEMENT
Federal Supply Class
5855
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)
04939
Reference Numbers (Part Numbers)
13075599
13075599
Required Categories
MATERIAL
THE MANUFACTURERS DATA
MANUFACTURERS CODE
DESIGN CONTROL REFERENCE
Required Description
PLASTIC
04939
13075599