8615958

Optical element retainer

8615958 Description

1.687 inches shoulder diameter, 0.090 inches shoulder length, 1.490 inches hole diameter, 0.057 inches width, 0.350 inches overall length.

Properties of 8615958

Shoulder Diameter:
1.687 inches
Shoulder Length:
0.090 inches
Hole Diameter:
1.490 inches
Width:
0.057 inches
Overall Length:
0.350 inches
Hole Or Slot Quantity:
1
Depth:
0.057 inches
Drive Type:
Slotted
Drive Facility Angular Spacing In Deg:
180.0
Guide Design:
Thread relief
Guide Location:
Edge opposite drive edge
Internal Annular Serration:
Not provided
Setscrew Notch:
Not provided
Flange Thread Size:
1.750 in.-32uns
Material:
Steel, mil-t-8606, comp 321
Material:
Steel, mil-t-8606, comp 321
Surface Treatment:
Oxide
Style Designator:
Shouldered
Surface Treatment:
Black oxide, mil-c-13924, class 4
NSN:
1240-01-190-1125
Description:
Retainer,optical Element
Cage Code:

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 04/28/2024