NSN 1240-00-898-9907
Part Details | OPTICAL INSTRUMENT WINDOW
1240-00-898-9907 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: 7660556, 7660556, 7660556, 1240-00-898-9907, 00-898-9907, 1240008989907, 008989907
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 12 | JAN 01, 1962 | 00-898-9907 | 10908 ( WINDOW, OPTICAL INSTRUMENT ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 1240-00-898-9907
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 7660556 | 54267 | ORLOTRONICS CORPORATION |
| 7660556 | 11934 | SEILER INSTRUMENT AND MANUFACTURINGCOMPANY, INCORPORATED |
| 7660556 | 19200 | US ARMY ARDEC RDECOM |
Technical Data | NSN 1240-00-898-9907
| Characteristic | Specifications |
|---|---|
| MATERIAL | GLASS PLATE |
| MATERIAL DOCUMENT AND CLASSIFICATION | DD-G-451, TYPE 1 FED SPEC SINGLE MATERIAL RESPONSE |
| POLISHED SURFACE | BOTH |
| SURFACE FINISH | GROUND |
| POLISHED PERIPHERY | NOT PROVIDED |
| DIAMETER | 0.500 INCHES NOMINAL |
| THICKNESS | 0.062 INCHES NOMINAL |
| BEVEL ANGLE IN DEG | 5.000 NOMINAL |
| BEVEL DEPTH | 0.010 INCHES NOMINAL |
| END ITEM IDENTIFICATION | M110 HOWITZER FAMILY |