Product Details | OPTICAL ELEMENT SPACER

1240-00-503-7652 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: 005037652

Fire Control Equipment | Optical Sighting and Ranging Equipment

Supply Group (FSG) NSN Assign. NIIN
12 00-503-7652

Drawings & Photos | NSN 1240-00-503-7652


Demand History | NSN 1240-00-503-7652

Part Number Request Date QTY Origin
1240-00-503-7652 2013-09-30 30 US
1240-00-503-7652 2013-09-23 30 US

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Technical Data | NSN 1240-00-503-7652

Characteristic Specifications
MATERIAL COPPER ALLOY
MATERIAL DOCUMENT AND CLASSIFICATION MIL-T-46072,ALLOY NO. 330 THRU 370 MIL SPEC SINGLE MATERIAL RESPONSE
STYLE DESIGNATOR B3 SPACER
OVERALL LENGTH 0.141 INCHES MINIMUM AND 0.151 INCHES MAXIMUM
STRAIGHT BORE INSIDE DIAMETER 0.652 INCHES MINIMUM AND 0.662 INCHES MAXIMUM
SERRATION WIDTH 0.0792 INCHES NOMINAL
END INTERNAL BEVEL ANGLE 18.0 DEGREES NOMINAL
MANUFACTURERS CODE 19200
DESIGN CONTROL REFERENCE 5037652

Restrictions/Controls & Freight Information | NSN 1240-00-503-7652

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