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National Stock Number:
6650-00-450-1739
Federal Supply Class:
6650
National Item Identification Number:
004501739
Description:
WINDOW,OPTICAL INSTRUMENT
Detail:
A COLOR FREE ITEM OF TRANSPARENT OR TRANSLUCENT MATERIAL, USUALLY OPTICAL GLASS, HAVING SPECIFIC LIGHT DISPERSIVE AND REFRACTIVE PROPERTIES. THIS ITEM MUST HAVE TWO PLANE-PARALLEL SURFACES AND IS DESIGNED FOR USE IN AN OPTICAL INSTRUMENT TO PROVIDE A BARRIER TO FOREIGN MATTER AND/OR PERMIT LIGHT TRANSMISSION IN OR TO THE OPTICAL SYSTEM.
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Manufacturer Information:
| 415655-7 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER | | 415655-7 | 89944 | ELBITAMERICA, INC. |
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Techincal Specification:
| BEVEL ANGLE IN DEG | 45.000 NOMINAL | | BEVEL DEPTH | 0.031 INCHES NOMINAL | | DIAMETER | 0.630 INCHES NOMINAL | | DISPERSION | 64.2 ANGSTROMS NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-F-12717, TYPE 3 MIL SPEC SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED | | MATERIAL | GLASS LOCATION NOT OTHERWISE SPECIFIED | | POLISHED SURFACE | BOTH | | REFRACTION INDEX | 1.5170 NOMINAL | | THICKNESS | 0.061 INCHES NOMINAL |
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