Part Details | OPTICAL INSTRUMENT WINDOW
6650-00-066-4998 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.
Alternate Parts: 8626399, 6650-00-066-4998, 00-066-4998, 6650000664998, 000664998
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | JAN 01, 1963 | 00-066-4998 | 10908 ( WINDOW, OPTICAL INSTRUMENT ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 6650-00-066-4998
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 8626399 | 19200 | US ARMY ARDEC RDECOM |
Technical Data | NSN 6650-00-066-4998
| Characteristic | Specifications |
|---|---|
| MATERIAL | GLASS |
| MATERIAL DOCUMENT AND CLASSIFICATION | DD-G-451 FED SPEC SINGLE MATERIAL RESPONSE |
| POLISHED SURFACE | BOTH |
| POLISHED PERIPHERY | NOT PROVIDED |
| WIDTH | 0.530 INCHES MINIMUM AND 0.550 INCHES MAXIMUM |
| LENGTH | 1.390 INCHES MINIMUM AND 1.410 INCHES MAXIMUM |
| THICKNESS | 0.125 INCHES NOMINAL |
| BEVEL ANGLE IN DEG | 45.000 NOMINAL |
| BEVEL DEPTH | 0.020 INCHES NOMINAL |
| SPECIAL FEATURES | ROUNDED CORNERS WITH A 0.275 RADIUS |
| FSC APPLICATION DATA | QUADRANT,FIRE CONTROL |