13083237

Optical element retaining ring

13083237 Description

2.115 inches outside diameter, 1.245 inches aperture diameter, three holes equally spaced on 1.745 in. 1.755 in. diameter circle, 0.139 in. 0.145 in. diameter mounting configuration.

Properties of 13083237

Outside Diameter:
Between 2.115 inches and 2.125 inches
Aperture Diameter:
Between 1.245 inches and 1.255 inches
Mounting Configuration:
Three holes equally spaced on 1.745 in. 1.755 in. diameter circle, 0.139 in. 0.145 in. diameter
Internal Flange Thickness:
Between 0.027 inches and 0.037 inches
Knurled Periphery:
Not provided
Material:
Aluminum alloy, 6061
Material:
Aluminum alloy 6061
Surface Treatment:
Anodized, mil-a-8625, type 1, class 2
NSN:
1240-01-233-9488
Description:
Ring,retaining,optical Element
Cage Code:
04939

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 05/03/2024