NSN 6650-00-157-3883

Part Details | OPTICAL ELEMENT SPACER

6650-00-157-3883 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: 200408PC2, 6650-00-157-3883, 00-157-3883, 6650001573883, 001573883

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
66JAN 01, 196300-157-388322261 ( SPACER, OPTICAL ELEMENT )
REFERENCE DRAWINGS & PICTURES

SPACER

Cross Reference | NSN 6650-00-157-3883
Part Number Cage Code Manufacturer
200408PC210001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
Technical Data | NSN 6650-00-157-3883
Characteristic Specifications
MATERIAL COPPER ALLOY
STYLE DESIGNATOR SPACER
OVERALL LENGTH0.680 INCHES NOMINAL
STRAIGHT BORE INSIDE DIAMETER1.830 INCHES NOMINAL
SERRATION WIDTH0.640 INCHES NOMINAL
BODY OUTSIDE DIAMETER1.925 INCHES MAXIMUM
END INTERNAL BEVEL ANGLE0.0 DEGREES NOMINAL
FSC APPLICATION DATATELESCOPE MK60