NSN 9340-00-643-2931
Part Details | OBSERVATION WINDOW
9340-00-643-2931 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: 17B1782G1, 17B1-782G1, 9340-00-643-2931, 00-643-2931, 9340006432931, 006432931
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 93 | JAN 01, 1963 | 00-643-2931 | 16880 ( WINDOW, OBSERVATION ) |
REFERENCE DRAWINGS & PICTURES
CIRCULAR
Cross Reference | NSN 9340-00-643-2931
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 17B1-782G1 | 49956 | RAYTHEON COMPANYDBA RAYTHEON |
Technical Data | NSN 9340-00-643-2931
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | CIRCULAR |
| OVERALL DIAMETER | 11.688 INCHES NOMINAL |
| OVERALL THICKNESS | 1.250 INCHES NOMINAL |
| MATERIAL | PLASTIC |
| SURFACE FINISH | POLISHED |
| MATERIAL TRANSPARENCY | CLEAR |
| EDGE TYPE | FLAT FINISH |
| PLY QUANTITY | 1 |
| COLOR | RED |
| SPECIAL FEATURES | 3 TABS EXTEND FROM EDGE OF FRAME EA CONTAIN A LOCKING TYPE LATCH AND A 0.375 IN. DIA MTG HOLE. MTG HOLES SPACED 120 DEG APART |
