5185479

Optical element retainer

5185479 Description

0.710 inches hole diameter, 0.031 inches width, 0.812 inches overall length, 0.764 inches recess diameter, 0.807 in.-48 ns-3 thread size.

Properties of 5185479

Hole Diameter:
Between 0.710 inches and 0.720 inches
Width:
0.031 inches
Overall Length:
0.812 inches
Hole Or Slot Quantity:
2
Recess Diameter:
Between 0.764 inches and 0.769 inches
Recess Depth:
0.531 inches
Thread Size:
0.807 in.-48 ns-3
Depth:
0.031 inches
Drive Type:
Slotted
Drive Facility Angular Spacing In Deg:
180.0
Guide Design:
Thread relief
Guide Location:
Both edges
Internal Annular Serration:
Not provided
Setscrew Notch:
Not provided
Material:
Aluminum alloy, ww-t-785, cond t-canceled
Material:
Aluminum alloy 2024
Material Specification:
Ww-t-785, cond t-canceled federal specification single material response
Surface Treatment:
Anodize
Style Designator:
Recessed
Surface Treatment:
Anodized
Fsc Application Data:
Binocular, fire control
NSN:
1240-00-518-5479
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 05/02/2024