NSN 6650-01-279-9139

Part Details | OPTICAL ELEMENT SPACER

6650-01-279-9139 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: SMC850457, SM-C-850457, 100C532, 6650-01-279-9139, 01-279-9139, 6650012799139, 012799139

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
66MAY 26, 198801-279-913922261 ( SPACER, OPTICAL ELEMENT )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 6650-01-279-9139
Part Number Cage Code Manufacturer
SM-C-85045780063US ARMY COMMUNICATIONS &ELECTRONICS MATERIEL READINESS
100C53224039VARO LLC
Technical Data | NSN 6650-01-279-9139
Characteristic Specifications
MATERIAL ALUMINUM ALLOY 6061
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250 TO 11,0 FED SPEC SINGLE MATERIAL RESPONSE
OVERALL LENGTH0.035 INCHES NOMINAL
STRAIGHT BORE INSIDE DIAMETER0.175 INCHES NOMINAL
BODY OUTSIDE DIAMETER0.250 INCHES MAXIMUM