Product Details | OPTICAL ELEMENT SPACER

1240-01-082-3535 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: 010823535

Fire Control Equipment | Optical Sighting and Ranging Equipment

Supply Group (FSG) NSN Assign. NIIN
12 01-082-3535

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Technical Data | NSN 1240-01-082-3535

Characteristic Specifications
MATERIAL ALUMINUM ALLOY 6061
MATERIAL DOCUMENT AND CLASSIFICATION QQ-A-225/8,T651 FED SPEC SINGLE MATERIAL RESPONSE
SURFACE TREATMENT ANODIZE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION MIL-A-8625,TYPE 2,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE
OVERALL LENGTH 0.535 INCHES NOMINAL
STRAIGHT BODY PORTION WIDTH 0.324 INCHES NOMINAL
BODY OUTSIDE DIAMETER 3.158 INCHES MAXIMUM
TAPER BORE MAJOR DIAMETER 3.068 INCHES MAXIMUM
TAPER BORE MINOR DIAMETER 2.838 INCHES MAXIMUM
BODY MINOR TAPER DIAMETER 2.914 INCHES MAXIMUM
TAPER ANGLE 12.1 DEGREES NOMINAL
BODY TAPER 30.0 DEGREES NOMINAL
SPECIAL FEATURES SPACER-NO. 3,EYEPIECE; BLACK; 4 SLOTS 0.060 IN. WIDE BY 0.050 IN. DEEP; ESTABLISH LENGTH BY MEASURING SEPARATION BETWEEN REFERENCE SPHERE 9.403 IN. RADIUS FROM SURFACE A AND REFERENCE SPHERE 2.723 IN. RADIUS FROM SURFACE B (0.010 IN. DISTANCE BETWEEN REFERENCE SPHERES)
III END ITEM IDENTIFICATION M901
MANUFACTURERS CODE 19207
DESIGN CONTROL REFERENCE 12266755

Restrictions/Controls & Freight Information | NSN 1240-01-082-3535

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