Part Details | OBSERVATION WINDOW
9340-00-274-5643 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: D85249, 9340-00-274-5643, 00-274-5643, 9340002745643, 002745643
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 93 | JAN 01, 1963 | 00-274-5643 | 16880 ( WINDOW, OBSERVATION ) |
REFERENCE DRAWINGS & PICTURES
SQUARE CORNERS
Cross Reference | NSN 9340-00-274-5643
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| D85249 | 65092 | SOLARTRON ELECTRONICS INCWESTON INSTRUMENTS DIV |
Technical Data | NSN 9340-00-274-5643
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | SQUARE CORNERS |
| OVERALL LENGTH | 3.875 INCHES NOMINAL |
| OVERALL WIDTH | 4.312 INCHES NOMINAL |
| OVERALL THICKNESS | 0.750 INCHES NOMINAL |
| MATERIAL | PLASTIC |
| SURFACE FINISH | POLISHED |
| MATERIAL TRANSPARENCY | CLEAR |
| EDGE TYPE | FLAT FINISH |
| PLY QUANTITY | 1 |
| SPECIAL FEATURES | FOUR 0.125 IN. DIA MTG HOLES ON 3.625 BY 3.500 IN. MTG CENTERSCOUNTERSUNK FROM 0.281 TO 0.125 IN. DIA ON TAPER 0.125 DEEPZERO ADJUSTER WITH SCALE GLASS |
| FSC APPLICATION DATA | VOLTMETER |