11507756

Optical element retaining ring

11507756 Description

1.487 inches outside diameter, 1.290 inches aperture diameter, aluminum alloy, QQ-A-225/8, T6 or aluminum alloy, WW-T-700/6, alloy 6061, T6 material.

Properties of 11507756

Outside Diameter:
Between 1.487 inches and 1.491 inches
Aperture Diameter:
1.290 inches
Internal Flange Thickness:
0.018 inches
Knurled Periphery:
Not provided
Material:
Aluminum alloy, qq-a-225/8, t6 or aluminum alloy, ww-t-700/6, alloy 6061, t6
Material:
Aluminum alloy 6061 or aluminum alloy 6061
Material Specification:
Qq-a-225/8, t6 federal specification 1st material response and ww-t-700/6, alloy 6061, t6 federal specification 2nd material response
NSN:
1240-01-073-1661
Description:
Ring,retaining,optical Element
Cage Code:
18876

Definition Optical Element Retaining Ring

A cylindrical item having an internally flanged diameter designed to retain a lens or window in the objective end, or a diopter scale at the viewing end of an optical instrument. It may have one or more of the following characteristics: internal thread or machined for a press fit, method of securing, and/or knurled periphery. For externally threaded items, see retainer, optical element. Excludes cell, optical element; nut, plain knurled; nut, plain round; and ring, retaining.

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Last modified 11/14/2024