NSN 1240-00-990-8425
Part Details | OPTICAL INSTRUMENT WINDOW
1240-00-990-8425 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: 10514255, 10514255, 10514255, 1240009908425, 10514255, 10514255, 10514255, 10514255, 1240-00-990-8425, 00-990-8425, 1240009908425, 009908425
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 12 | JAN 01, 1962 | 00-990-8425 | 10908 ( WINDOW, OPTICAL INSTRUMENT ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 1240-00-990-8425
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 10514255 | 27423 | ALUF INDUSTRIES INC |
| 10514255 | 0ZW37 | DANKA OFFICE IMAGING COMPANY |
| 10514255 | 054J6 | DYNATEK-TECHNOLOGY INC |
| 1240009908425 | SCY13 | E.C.A ETABLISSEMENTCENTRALD'APPROVISIONNEMENT DES |
| 10514255 | 32153 | EASTMAN KODAK COCOMMERCIAL & GOVERNMENT SYSTEMS |
| 10514255 | 34870 | FJW OPTICAL SYSTEMS, INC. |
| 10514255 | 14001 | GRAYCO OPTICAL CORP |
| 10514255 | 19200 | US ARMY ARDEC RDECOM |
Technical Data | NSN 1240-00-990-8425
| Characteristic | Specifications |
|---|---|
| MATERIAL | GLASS |
| POLISHED SURFACE | BOTH |
| DIFFUSION PRODUCING SURFACE | BOTH |
| REFLECTION REDUCING SURFACE | BOTH |
| POLISHED PERIPHERY | PROVIDED |
| WIDTH | 9.827 INCHES NOMINAL |
| LENGTH | 3.346 INCHES NOMINAL |
| THICKNESS | 0.251 INCHES NOMINAL |
| BEVEL ANGLE IN DEG | 30.000 NOMINAL |
| BEVEL DEPTH | 0.122 INCHES NOMINAL |
| SPECIAL FEATURES | LIGHT DEVIATION IN ANY MERIDIAN NOT TO EXCEED 2 MIN OF ARC AND SURFACE QUALITY 80-50 |
| CRITICALITY CODE JUSTIFICATION | FEAT |
| FSC APPLICATION DATA | PERISCOPE |