Part Details | OBSERVATION WINDOW
9340-00-255-6053 A transparent item of a predetermined size that permits unobstructed and undistorted view of a desired area. It may include a frame, have reference markings, grid lines and may be heat strengthened and/or tinted. It is generally used where safety, security, and/or the restriction of foreign matter are required, such as the visual examination of the inside of pressurized tanks, liquid sights, controlled liquid flow, and inspection of equipment enclosed in a housing. See WINDOW (as modified); SCALE, CATHODE RAY TUBE; SCALE, PLOTTING; WINDOW, METAL; WINDOW, WOOD; and WINDOW PANEL, AIRCRAFT.
Alternate Parts: 81764, 81764, 81764, 81764, 9340-00-255-6053, 00-255-6053, 9340002556053, 002556053
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 93 | JAN 01, 1963 | 00-255-6053 | 16880 ( WINDOW, OBSERVATION ) |
REFERENCE DRAWINGS & PICTURES
CIRCULAR
Cross Reference | NSN 9340-00-255-6053
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 81764 | 64959 | AMERICAN TELEPHONE AND TELEGRAPH CO |
| 81764 | 70408 | AT AND T CORP |
| 81764 | 3B4M0 | LUCENT TECHNOLOGIES INCCORPORATE HEADQUARTERS |
| 81764 | 06KW9 | LUCENT TECHNOLOGIES INCDBA FEDERAL MARKETING GROUP |
Technical Data | NSN 9340-00-255-6053
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | CIRCULAR |
| OVERALL DIAMETER | 3.500 INCHES NOMINAL |
| OVERALL THICKNESS | 0.094 INCHES NOMINAL |
| MATERIAL | GLASS |
| SURFACE FINISH | FINE FINISHED |
| MATERIAL TRANSPARENCY | CLEAR |
| HEAT ABSORBING CHARACTERISTIC | HIGH LIGHT TRANSMISSION |