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Optical Instrument Cell Assembly

Model / MPN: 8644285 | NSN: 1240-00-066-7097
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
1240-00-066-7097
Sold in multiples of
DEMIL
DEMIL/MLI
Thread Class
2a and 2b
Thread Direction
Right-hand and right-hand
Thread Length
0.363 inches and 0.250 inches
Overall Length
Between 3.677 inches and 3.687 inches
Thread Size
3-3/16 in.-24 and 2-3/8 in.-24
Overall Diameter
3.187 inches
Screw Thread Series Designator
Uns and uns
Accessory Components And Quantity
Diffuser 1, level, fire control instrument 1, sight, rear 1, retainer, optical element 1, pin, straight 2, spacer, optical element 1
Thread Location
External and internal
Eccentric Construction
Not provided
Cell Controlling Agency
Franford arsenal
Cell Identifying Number
8644286 part no.
Optical Element Quantity
1
Optical Element Type
Reticle
Optical Element Controlling Agency
Frankford arsenal
Optical Element Identifying Number
8644292 part no.
Material
Aluminum alloy
Material
Aluminum alloy

Pricing and Availability

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8644285 Cross Reference