12293857

Optical element cell

12293857 Description

2B thread class, right-hand , 0.350 inches thread length, 3.000 inches overall length, 2.8125-32 thread size, 3.010 inches overall diameter.

Properties of 12293857

Thread Class:
2b and 2a and 2a
Thread Direction:
Right-hand and right-hand and right-hand
Thread Length:
0.350 inches and 0.750 inches and 0.252 inches
Overall Length:
3.000 inches
Thread Size:
2.8125-32 and 3.0800-16 and 2.875-40
Overall Diameter:
Between 3.010 inches and 3.020 inches
Screw Thread Series Designator:
Uns and special and uns
Thread Location:
Internal and external and external
Eccentric Construction:
Not provided
Chamfer Location:
Smaller diameter end
Chamfer Size:
0.040 in. By 45 deg
Element Securing Method:
Threaded ring
Material:
Aluminum alloy, qq-a-601, alloy 356, t6
Material:
Aluminum alloy 356.0
Surface Treatment:
Fep-impregnated
Surface Treatment:
Anodized, mil-a-8625 or chromate, mil-c-5541, class 1a or fep-impregnated
NSN:
1240-01-113-0874
Description:
Cell,optical Element
Cage Code:
18876

Definition Optical Element Cell

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.

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Last modified 05/21/2024