Product Details | OPTICAL ELEMENT SPACER

1240-00-757-9219 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: 007579219

Fire Control Equipment | Optical Sighting and Ranging Equipment

Supply Group (FSG) NSN Assign. NIIN
12 00-757-9219

Drawings & Photos | NSN 1240-00-757-9219


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Technical Data | NSN 1240-00-757-9219

Characteristic Specifications
STYLE DESIGNATOR B3 SPACER
OVERALL LENGTH 0.290 INCHES NOMINAL
STRAIGHT BORE INSIDE DIAMETER 1.250 INCHES NOMINAL
SERRATION WIDTH 0.240 INCHES NOMINAL
END INTERNAL BEVEL ANGLE 19.30 DEGREES NOMINAL
III FSC APPLICATION DATA TELESCOPE,M85A1C,INTEGRATED WITH FIRE CONTROL EQUIPMENT
MANUFACTURERS CODE 19200
DESIGN CONTROL REFERENCE 7579219

Restrictions/Controls & Freight Information | NSN 1240-00-757-9219

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