|
|
|
National Stock Number:
1240-01-140-8148
Federal Supply Class:
1240
National Item Identification Number:
011408148
Description:
RETAINER,OPTICAL ELEMENT
Detail:
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.
|
Manufacturer Information:
| 12310437 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
|
Techincal Specification:
| INTERNAL ANNULAR SERRATION | NOT PROVIDED | | SETSCREW NOTCH | NOT PROVIDED | | SPECIAL FEATURES | CONSISTS OF LENS 12310412,RETAINER 12310405,SPACER 12311466,LENS 12310411,4 SCREW MS51959-1B,CELL 12310438 |
|
|