3183209

Optical element retaining ring

3183209 Description

3A thread class, +1.0085/+1.0242 inches thread pitch diameters, right-hand , 0.142 inches thread length, 1.063 inches outside diameter.

Properties of 3183209

Thread Class:
3a
Thread Pitch Diameters:
+1.0085/+1.0242 inches
Thread Direction:
Right-hand
Thread Length:
0.142 inches
Outside Diameter:
1.063 inches
Thread Size:
1.063-32
Aperture Diameter:
0.975 inches
Screw Thread Series Designator:
Uns
Thread Location:
External
Internal Flange Thickness:
0.045 inches
Knurled Periphery:
Not provided
Material:
Brass
Material:
Copper alloy
Surface Treatment:
Black oxide, mil-f-495
NSN:
1240-01-269-2708
Description:
Ring,retaining,optical Element
Cage Code:
10001

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 04/25/2024