NSN 1240-00-905-4476
Part Details | OPTICAL INSTRUMENT WINDOW
1240-00-905-4476 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: 10527977, 10527977, 10527977, 1240-00-905-4476, 00-905-4476, 1240009054476, 009054476
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 12 | JAN 01, 1960 | 00-905-4476 | 10908 ( WINDOW, OPTICAL INSTRUMENT ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 1240-00-905-4476
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 10527977 | 14001 | GRAYCO OPTICAL CORP |
| 10527977 | 20200 | LAMINATED MATERIALS CORPORATIONDBA LMC-PLASTICSOURCE |
| 10527977 | 19200 | US ARMY ARDEC RDECOM |
Technical Data | NSN 1240-00-905-4476
| Characteristic | Specifications |
|---|---|
| MATERIAL | GLASS PLATE |
| MATERIAL DOCUMENT AND CLASSIFICATION | DD-G-451, TYPE 1 FED SPEC SINGLE MATERIAL RESPONSE |
| POLISHED SURFACE | BOTH |
| REFLECTION REDUCING SURFACE | BOTH |
| POLISHED PERIPHERY | NOT PROVIDED |
| DIAMETER | 59.720 MILLIMETERS NOMINAL |
| THICKNESS | 6.330 MILLIMETERS NOMINAL |
| BEVEL ANGLE IN DEG | 45.000 NOMINAL |
| BEVEL DEPTH | 0.508 MILLIMETERS NOMINAL |
| FSC APPLICATION DATA | TELESCOPE MOUNT |