NSN 6650-01-053-0243

Part Details | OPTICAL ELEMENT RETAINER

6650-01-053-0243 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: 11741242, 6650-01-053-0243, 01-053-0243, 6650010530243, 010530243

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
66DEC 24, 197701-053-024322451 ( RETAINER, OPTICAL ELEMENT )
REFERENCE DRAWINGS & PICTURES

RECESSED

Cross Reference | NSN 6650-01-053-0243
Part Number Cage Code Manufacturer
1174124219200US ARMY ARDEC RDECOM
Technical Data | NSN 6650-01-053-0243
Characteristic Specifications
STYLE DESIGNATOR RECESSED
HOLE DIAMETER0.060 INCHES NOMINAL
OVERALL LENGTH0.180 INCHES NOMINAL
RECESS DIAMETER1.060 INCHES NOMINAL
RECESS DEPTH0.130 INCHES NOMINAL
THREAD SIZE1.1956 IN.-32
HOLE CHAMFER ANGLE IN DEG45.0
HOLE CHAMFER DIAMETER1.1753 INCHES NOMINAL
MATERIAL ALUMINUM ALLOY
INTERNAL ANNULAR SERRATION NOT PROVIDED
GUIDE DESIGN THREAD CHAMFER
GUIDE LOCATION EDGE OPPOSITE DRIVE EDGE
SETSCREW NOTCH PROVIDED