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Worldwide distributor of NSN parts and consumables located in the USA.

Optical Element Cell

Model / MPN: 7639256 | NSN: 1240-00-763-9256
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
1240-00-763-9256
Sold in multiples of
1 EA
DEMIL
DEMIL/MLI
Thread Class
3b
Thread Direction
Right-hand
Thread Length
0.140 inches
Overall Height
0.656 inches
Thread Size
2 3/32-32
Overall Diameter
2.210 inches
Screw Thread Series Designator
Uns
Drive Type
Slotted face
Thread Location
Internal
Eccentric Construction
Not provided
Chamfer Location
Drive end
Chamfer Size
0.010 in. By 45 deg
Element Securing Method
Threaded ring
Material
Aluminum alloy, ww-t-785, cond t-canceled
Material
Aluminum alloy 2024
Surface Treatment
Anodized
Fsc Application Data
1. Periscope m15, integrated with fire control

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7639256 Cross Reference