Part Details | OBSERVATION WINDOW
9330-01-274-2477 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: APWK53NF, 9330-01-274-2477, 01-274-2477, 9330012742477, 012742477
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 93 | MAR 06, 1988 | 01-274-2477 | 16880 ( WINDOW, OBSERVATION ) |
REFERENCE DRAWINGS & PICTURES
SQUARE CORNERS
Cross Reference | NSN 9330-01-274-2477
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| APWK53NF | 00843 | HOFFMAN ENGINEERING CODIV OF FEDERAL CARTRIDGE CORP |
Technical Data | NSN 9330-01-274-2477
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | SQUARE CORNERS |
| OVERALL LENGTH | 7.500 INCHES NOMINAL |
| OVERALL WIDTH | 5.500 INCHES NOMINAL |
| OVERALL THICKNESS | 0.250 INCHES NOMINAL |
| MATERIAL | PLASTIC ACRYLIC |
| MATERIAL TRANSPARENCY | CLEAR |
| FEATURES PROVIDED | FRAME |
| SPECIAL FEATURES | CUT OUTS 6.69 IN. X 4.69 IN. |