NSN 6650-00-891-4533

Part Details | OPTICAL ELEMENT RETAINER

6650-00-891-4533 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: 10547492, 10547492, 10547492, 6650-00-891-4533, 00-891-4533, 6650008914533, 008914533

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
66JAN 18, 196700-891-453322451 ( RETAINER, OPTICAL ELEMENT )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 6650-00-891-4533
Part Number Cage Code Manufacturer
105474928V613BOEING COMPANY, THEDBA BOEING
1054749202731MCDONNELL DOUGLAS HELICOPTER CO INC
1054749219200US ARMY ARDEC RDECOM
Technical Data | NSN 6650-00-891-4533
Characteristic Specifications
HOLE DIAMETER0.510 INCHES MINIMUM AND 0.520 INCHES MAXIMUM
OVERALL LENGTH0.140 INCHES MINIMUM AND 0.180 INCHES MAXIMUM
THREAD SIZE0.688 IN.-32
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225 TO 8, ALLOY 6061, T6 FED SPEC SINGLE MATERIAL RESPONSE
MATERIAL ALUMINUM ALLOY 6061
SURFACE TREATMENT ANODIZE
INTERNAL ANNULAR SERRATION NOT PROVIDED
GUIDE DESIGN THREAD RELIEF
SETSCREW NOTCH NOT PROVIDED
END ITEM IDENTIFICATIONARMT STM HEL M27