435-11-3019

Optical element retaining ring

435-11-3019 Description

0.081 inches overall length, 2.740 inches outside diameter, 1.960 inches aperture diameter, six 0.169 in. Dia mounting holes equally spaced on 2.375 in. Dia mounting configuration.

Properties of 435-11-3019

Overall Length:
Between 0.081 inches and 0.101 inches
Outside Diameter:
Between 2.740 inches and 2.760 inches
Aperture Diameter:
Between 1.960 inches and 1.980 inches
Mounting Configuration:
Six 0.169 in. Diameter mounting holes equally spaced on 2.375 in. Dia
Internal Flange Thickness:
Between 0.081 inches and 0.101 inches
Knurled Periphery:
Not provided
Material:
Aluminum alloy
Material:
Aluminum alloy
Fsc Application Data:
Aircraft gunnery fire control equipment
NSN:
1240-00-211-7182
Description:
Ring,retaining,optical Element
Cage Code:
82577

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 04/23/2024