NSN 9340-00-643-2946
Part Details | OBSERVATION WINDOW
9340-00-643-2946 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: 8892351SUB2PT1, 88923511SUB2PT1, 8892351-1SUB2PT1, 9340-00-643-2946, 00-643-2946, 9340006432946, 006432946
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 93 | JAN 01, 1963 | 00-643-2946 | 16880 ( WINDOW, OBSERVATION ) |
REFERENCE DRAWINGS & PICTURES
CIRCULAR
Cross Reference | NSN 9340-00-643-2946
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 8892351SUB2PT1 | 21921 | RCA CORPDISTRIBUTOR AND SPECIAL PRODUCTS DIV |
| 8892351-1SUB2PT1 | 21921 | RCA CORPDISTRIBUTOR AND SPECIAL PRODUCTS DIV |
Technical Data | NSN 9340-00-643-2946
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | CIRCULAR |
| OVERALL DIAMETER | 2.094 INCHES MINIMUM AND 2.109 INCHES MAXIMUM |
| OVERALL THICKNESS | 0.125 INCHES NOMINAL |
| MATERIAL | PLASTIC |
| SURFACE FINISH | POLISHED |
| MATERIAL TRANSPARENCY | CLEAR |
| EDGE TYPE | FLAT FINISH |
| PLY QUANTITY | 1 |
| SPECIAL FEATURES | 3 GROOVES PARALLEL TO EA OTHER 0.125 IN. APART 1.250 IN. LONG,CENTER GROOVE CENTERED IN AD BISECTING WINDOW,GROOVES FILLED IN W/BLACK PRINTERS INK,PERIPHERY OF ONE SURFACE INDENTED 0.062 IN. DEEP |