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National Stock Number:
6650-00-361-8222
Federal Supply Class:
6650
National Item Identification Number:
003618222
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:
| 582R348H01 | 18323 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 582R348H01 | 22255 | PLX INC. | | AC-64 | 14440 | TELEDYNE CAMERA SYSTEMS TELEDYNE INC COMPANY | | 582R348H01 REV E | 22669 | COHERENT AEROSPACE & DEFENSE, INC. | | 627R615H01 | 97942 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 582R348H01 | 97942 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| BEVEL ANGLE IN DEG | 45.000 NOMINAL | | DIAMETER | 9.050 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-174, GRADE B, TYPE 517-642 MIL SPEC SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED | | MATERIAL | GLASS OPTICAL LOCATION NOT OTHERWISE SPECIFIED | | POLISHED PERIPHERY | PROVIDED | | POLISHED SURFACE | BOTH | | SURFACE FINISH | FINE GROUND | | THICKNESS | 0.376 INCHES MAXIMUM |
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