NSN 5855-01-172-2228

Part Details | OPTICAL ELEMENT RETAINER

5855-01-172-2228 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.

Alternate Parts: 13074513, 13074513, 5855-01-172-2228, 01-172-2228, 5855011722228, 011722228

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
58FEB 16, 198401-172-222822451 ( RETAINER, OPTICAL ELEMENT )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 5855-01-172-2228
Part Number Cage Code Manufacturer
1307451304939LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN
1307451358260PROGRAM MANAGER ADVANCED ATTACKHELICOPTER BARCOM AMCPM-AAH
Technical Data | NSN 5855-01-172-2228
Characteristic Specifications
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-200 TO 8 FED SPEC SINGLE MATERIAL RESPONSE
MATERIAL1$2
SURFACE TREATMENT ANODIZE
DIAMETER2.311 INCHES NOMINAL
WIDTH1.000 INCHES NOMINAL