Part Details | OBSERVATION WINDOW
9340-01-444-1698 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: 8477K42, 9340-01-444-1698, 01-444-1698, 9340014441698, 014441698
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 93 | APR 30, 1997 | 01-444-1698 | 16880 ( WINDOW, OBSERVATION ) |
REFERENCE DRAWINGS & PICTURES
CIRCULAR
Cross Reference | NSN 9340-01-444-1698
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 8477K42 | 39428 | MCMASTER-CARR SUPPLY COMPANY |
Technical Data | NSN 9340-01-444-1698
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | CIRCULAR |
| OVERALL DIAMETER | 2.000 INCHES NOMINAL |
| OVERALL THICKNESS | 0.375 INCHES NOMINAL |
| MATERIAL | GLASS BOROSILICATE |
| SURFACE FINISH | FIRE FINISH |
| MATERIAL TRANSPARENCY | CLEAR |
| EDGE TYPE | FLAT FINISH |
| PLY QUANTITY | 1 |
| TEMP AT MAXIMUM OPERATING PRESSURE | 446.0 DEG FAHRENHEIT |
| ENVIRONMENTAL PROTECTION | HIGH TEMPERATURE RESISTANT |