Product Details | OPTICAL ELEMENT SPACER

1240-00-221-9421 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: 002219421

Fire Control Equipment | Optical Sighting and Ranging Equipment

Supply Group (FSG) NSN Assign. NIIN
12 00-221-9421

Drawings & Photos | NSN 1240-00-221-9421


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Technical Data | NSN 1240-00-221-9421

Characteristic Specifications
MATERIAL ALUMINUM ALLOY 2024
MATERIAL DOCUMENT AND CLASSIFICATION WW-T-700/3,T3 FED SPEC SINGLE MATERIAL RESPONSE
STYLE DESIGNATOR B8 SPACER
OVERALL LENGTH 0.300 INCHES NOMINAL
FLANGE WIDTH 0.087 INCHES NOMINAL
STRAIGHT BORE INSIDE DIAMETER 0.940 INCHES NOMINAL
STRAIGHT BORE DEPTH 0.300 INCHES NOMINAL
BODY DIAMETER 0.997 INCHES NOMINAL
III FSC APPLICATION DATA TELESCOPE,PANORAMIC
MANUFACTURERS CODE 19200
DESIGN CONTROL REFERENCE 8626233

Restrictions/Controls & Freight Information | NSN 1240-00-221-9421

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