NSN 1240-01-449-4057
Part Details | OPTICAL INSTRUMENT WINDOW
1240-01-449-4057 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: 7577089001, 7577089-001, 1240-01-449-4057, 01-449-4057, 1240014494057, 014494057
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 12 | SEP 30, 1997 | 01-449-4057 | 10908 ( WINDOW, OPTICAL INSTRUMENT ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 1240-01-449-4057
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 7577089-001 | 13160 | GENERAL DYNAMICS LAND SYSTEMS INC.DBA WOODBRIDGE TECHNICAL CENTER |
Technical Data | NSN 1240-01-449-4057
| Characteristic | Specifications |
|---|---|
| MATERIAL | GLASS OPTICAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-174, CLASS 1, GRADE C MIL SPEC SINGLE MATERIAL RESPONSE |
| POLISHED SURFACE | BOTH |
| POLISHED PERIPHERY | NOT PROVIDED |
| WIDTH | 3.052 INCHES NOMINAL |
| LENGTH | 4.865 INCHES NOMINAL |
| THICKNESS | 0.250 INCHES NOMINAL |