National Item Identification Number
00-010-5156
000105156
5855-00-010-5156
5855000105156
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)
80063
Reference Numbers (Part Numbers)
SC-D-599157
Required Categories
STYLE DESIGNATOR
HOLE DIAMETER
OVERALL LENGTH
RECESS DIAMETER
RECESS DEPTH;
Required Description
F1 RECESSED
2.010 INCHES MINIMUM AND
2.025 INCHES MAXIMUM
2.611 INCHES NOMINA