NSN 6650-00-334-5901

Part Details | OPTICAL ELEMENT SPACER

6650-00-334-5901 A tubular shaped item designed to maintain a predetermined distance between optical elements, such as lenses, reticles, and the like. The bore may be straight, tapered or counterbored, and may have annular serrations to converge or diverge light rays. The surfaces, which mate with the optics, are usually chamfered, concave, and/or have a specified finish designation in the range of 1 to 125 microinches arithmetical average (AA). See also SPACER, SLEEVE and CELL, OPTICAL ELEMENT.

Alternate Parts: 5316645, 6650-00-334-5901, 00-334-5901, 6650003345901, 003345901

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
66DEC 16, 197300-334-590122261 ( SPACER, OPTICAL ELEMENT )
REFERENCE DRAWINGS & PICTURES

SPACER

Cross Reference | NSN 6650-00-334-5901
Part Number Cage Code Manufacturer
531664519200US ARMY ARDEC RDECOM
Technical Data | NSN 6650-00-334-5901
Characteristic Specifications
MATERIAL ALUMINUM ALLOY 6061
MATERIAL DOCUMENT AND CLASSIFICATIONWW-T-700 TO 6,T6,TYPE 1 FED SPEC SINGLE MATERIAL RESPONSE
STYLE DESIGNATOR SPACER
OVERALL LENGTH0.273 INCHES NOMINAL
STRAIGHT BORE INSIDE DIAMETER1.340 INCHES NOMINAL
BODY OUTSIDE DIAMETER1.426 INCHES MAXIMUM
END INTERNAL BEVEL ANGLE27.0 DEGREES NOMINAL
SMALLEST END INTERNAL BEVEL ANGLE13.0 DEGREES NOMINAL