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Optical Instrument Cell Assembly

Model / MPN: 8644281 | NSN: 1240-00-066-7092
ITAR Registered seal

An item consisting of a cell, optical element in which is secured one or more optical elements, such as lenses, reticles, filters, windows, and the like. May include retaining rings, spacers, and/or separators. For items with focusing facilities and/or a diopter scale, see eyepiece assembly, optical instrument.

Product Details
NATO Stock Number
1240-00-066-7092
Sold in multiples of
DEMIL
DEMIL/MLI
Thread Class
2b
Thread Direction
Right-hand
Thread Length
0.815 inches
Overall Length
Between 3.609 inches and 3.640 inches
Thread Size
3-3/16 in.-24
Overall Diameter
Between 3.490 inches and 3.500 inches
Screw Thread Series Designator
Uns
Accessory Components And Quantity
Retainer, optical element 1
Thread Location
Internal
Eccentric Construction
Not provided
Cell Controlling Agency
Frankford arsenal
Cell Identifying Number
8644282 part no.
Optical Element Quantity
1
Optical Element Type
Compound lens
Optical Element Controlling Agency
Frankford arsenal
Optical Element Identifying Number
8644284 part no.
Material
Aluminum alloy
Material
Aluminum alloy

Pricing and Availability

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8644281 Cross Reference