Model: SMD850409
Optical Element RetainerProperties:
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.
Part SMD850409 NSN 5855-01-039-2857
Material Classification
Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicatorsPackaging & Shipping
Freight Classification
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Schedule B and Export
- Schedule B: 9014900000
- SITC: 87412
- End Use: Marine engines, parts
- NAICS: 334511
- USDA: 1
Freight Class: Parts & accessories for direction finding compasses and other navigational instruments and appliances
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