NSN 6650-00-025-0258

Part Details | OPTICAL ELEMENT RETAINER

6650-00-025-0258 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: 511719PC10, 511719PC10, 6650-00-025-0258, 00-025-0258, 6650000250258, 000250258

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
66JAN 01, 196300-025-025822451 ( RETAINER, OPTICAL ELEMENT )
REFERENCE DRAWINGS & PICTURES

RECESSED

Cross Reference | NSN 6650-00-025-0258
Part Number Cage Code Manufacturer
511719PC1010001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
511719PC1053711NAVAL SEA SYSTEMS COMMAND
Technical Data | NSN 6650-00-025-0258
Characteristic Specifications
STYLE DESIGNATOR RECESSED
HOLE DIAMETER0.630 INCHES NOMINAL
OVERALL LENGTH0.280 INCHES NOMINAL
RECESS DIAMETER0.716 INCHES NOMINAL
RECESS DEPTH0.190 INCHES NOMINAL
THREAD SIZE0.906 IN.-32
HOLE CHAMFER ANGLE IN DEG90.0
HOLE CHAMFER DIAMETER0.716 INCHES NOMINAL
DRIVE TYPE SLOTTED
HOLE OR SLOT QUANTITY2
WIDTH0.060 INCHES NOMINAL
DEPTH0.020 INCHES NOMINAL
DRIVE FACILITY ANGULAR SPACING IN DEG145.0
INTERNAL ANNULAR SERRATION NOT PROVIDED
SETSCREW NOTCH NOT PROVIDED