8619808

Optical element retainer

8619808 Description

1.188 inches hole diameter, 0.031 inches width, 0.094 inches overall length, 1.391 inches recess diameter, 1.531 in.-32ns-2a thread size.

Properties of 8619808

Hole Diameter:
Between 1.188 inches and 1.406 inches
Width:
Between 0.031 inches and 0.047 inches
Overall Length:
Between 0.094 inches and 0.109 inches
Hole Or Slot Quantity:
2
Recess Diameter:
Between 1.391 inches and 1.406 inches
Recess Depth:
Between 0.057 inches and 0.082 inches
Thread Size:
1.531 in.-32ns-2a
Depth:
Between 0.047 inches and 0.062 inches
Drive Type:
Slotted
Drive Facility Angular Spacing In Deg:
180.0
Guide Design:
Thread chamfer
Guide Location:
Both edges
Internal Annular Serration:
Not provided
Setscrew Notch:
Not provided
Material:
Aluminum alloy, qq-a-225/6, alloy 2024, t4 or aluminum alloy, qq-a-225/6, alloy 2024, t6
Material:
Aluminum alloy 2024 or aluminum alloy 2024
Style Designator:
Recessed
Surface Treatment:
Anodized, mil-a-8625, type 2, class 2
Fsc Application Data:
Periscope, tank m36
NSN:
1240-00-996-3824
Description:
Retainer,optical Element
Cage Code:
19200

Definition Optical Element Retainer

A cylindrical, externally threaded item having a centrally located hole specifically designed to retain by means of either a raised box (shoulder), or counterbore, countersink, or a similar shaped recess, an optical element such as a lens, reticle, cell, and the like, in optical assemblies. It must have drilled holes or slots to facilitate assembly and disassembly. For items which house the optical element(s), and form the internal or central portions of an optical system, see cell, optical element. Excludes ring, externally threaded.

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Last modified 04/19/2024