Part Details | OBSERVATION WINDOW
9340-00-649-6938 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: 9085117, 9340-00-649-6938, 00-649-6938, 9340006496938, 006496938
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 93 | JAN 01, 1963 | 00-649-6938 | 16880 ( WINDOW, OBSERVATION ) |
REFERENCE DRAWINGS & PICTURES
CIRCULAR
Cross Reference | NSN 9340-00-649-6938
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 9085117 | 18876 | U S ARMY AVIATION AND MISSILECOMMAND |
Technical Data | NSN 9340-00-649-6938
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | CIRCULAR |
| OVERALL DIAMETER | 3.672 INCHES MINIMUM AND 3.688 INCHES MAXIMUM |
| OVERALL THICKNESS | 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM |
| MATERIAL | PLASTIC |
| MATERIAL TRANSPARENCY | CLEAR |
| PLY QUANTITY | 1 |
| SPECIAL FEATURES | HAS 4 EQUALLY SPACED MOUNTING HOLES 0.171 IN. DIA,COUNTERBORED 0.250 IN |