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Optical Element Cell

Model / MPN: 7639254 | NSN: 1240-00-763-9254
ITAR Registered seal

A cylindrical item specifically designed to hold a lens, reticle, or window in an optical system. Includes eccentric cells and/or rings designed to be rotated within the instrument to shift an optical element to a prescribed position.

Product Details
NATO Stock Number
1240-00-763-9254
Sold in multiples of
DEMIL
NO
Thread Class
3
Thread Length
0.120 inches
Overall Length
1.678 inches
Overall Height
0.296 inches
Thread Size
1.409-32
Overall Diameter
1.890 inches
Screw Thread Series Designator
Uns
Drive Type
Drilled face
Thread Location
Internal
Eccentric Construction
Not provided
Chamfer Location
Drive end
Chamfer Size
0.01 in. By 45 deg
Element Securing Method
Threaded ring
Material
Aluminum alloy, qq-a-354, cond t-canceled
Material
Aluminum alloy 2024
Surface Treatment
Anodized
Fsc Application Data
Periscope m15, integrated with fire control
76392 Series Parts

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7639254 Cross Reference