Part Details | OBSERVATION WINDOW
9340-00-031-8494 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: 600963, 9340-00-031-8494, 00-031-8494, 9340000318494, 000318494
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 93 | JAN 01, 1963 | 00-031-8494 | 16880 ( WINDOW, OBSERVATION ) |
REFERENCE DRAWINGS & PICTURES
CIRCULAR
Cross Reference | NSN 9340-00-031-8494
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 600963 | 13799 | H & E VENTURE, LLC |
Technical Data | NSN 9340-00-031-8494
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | CIRCULAR |
| OVERALL DIAMETER | 2.750 INCHES NOMINAL |
| OVERALL THICKNESS | 0.110 INCHES MINIMUM AND 0.126 INCHES MAXIMUM |
| MATERIAL | GLASS |
| SURFACE FINISH | POLISHED |
| MATERIAL TRANSPARENCY | CLEAR |
| EDGE TYPE | BEVELED |
| PLY QUANTITY | 1 |
| SPECIAL FEATURES | DIAMETER TO BE GROUND EQUIDISTANCE ON EACH SIDE OF CENTER LINE TO WIDTH OF 1.415 IN. MIN,1.425 IN. MAX AND BEVELED ON ALL EDGES T 0.012 IN. MIN,0.028 IN. MAX |
| CRITICALITY CODE JUSTIFICATION | FEAT |