717511333-001

Optical element retaining ring

717511333-001 Description

2B thread class, +4.1313/+4.1700 inches thread pitch diameters, right-hand , 0.450 inches overall length, 4.290 inches outside diameter.

Properties of 717511333-001

Thread Class:
2b
Thread Pitch Diameters:
+4.1313/+4.1700 inches
Thread Direction:
Right-hand
Groove Diameter:
4.180 inches
Overall Length:
0.450 inches
Outside Diameter:
4.290 inches
Thread Size:
4 11/64-28
Aperture Diameter:
3.917 inches
Inner Groove Width:
0.0500 inches
End Application:
Lantirn target project
Screw Thread Series Designator:
Uns
Thread Location:
Internal
Internal Flange Thickness:
0.063 inches
Groove Location:
Adjacent to internal flange
Knurled Periphery:
Not provided
Material:
Any acceptable
NSN:
1240-01-291-7137
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 05/15/2024