Product Details | OPTICAL ELEMENT SPACER

1240-00-464-4788 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.

Part Alternates: 004644788

Fire Control Equipment | Optical Sighting and Ranging Equipment

Supply Group (FSG) NSN Assign. NIIN
12 00-464-4788

Drawings & Photos | NSN 1240-00-464-4788


Demand History | NSN 1240-00-464-4788

Part Number Request Date QTY Origin
1240-00-464-4788 2013-10-282 5 US

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Technical Data | NSN 1240-00-464-4788

Characteristic Specifications
MATERIAL ALUMINUM ALLOY 2024 OR ALUMINUM ALLOY 6061
MATERIAL DOCUMENT AND CLASSIFICATION QQ-A-225/6,0 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-225/8,0 FED SPEC 2ND MATERIAL RESPONSE
STYLE DESIGNATOR B3 SPACER
OVERALL LENGTH 0.181 INCHES NOMINAL
STRAIGHT BORE INSIDE DIAMETER 1.510 INCHES NOMINAL
SERRATION WIDTH 0.093 INCHES NOMINAL
TAPER ANGLE 2.0 DEGREES NOMINAL
END INTERNAL BEVEL ANGLE 2.0 DEGREES NOMINAL
III FSC APPLICATION DATA TELESCOPE,ELBOW

Restrictions/Controls & Freight Information | NSN 1240-00-464-4788

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Controlled Inventory Item Code:UUNCLASSIFIED
Category Code Description
No Freight Information