Part Details | OBSERVATION WINDOW
9340-01-057-3874 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: 2050307221, 205-030-722-1, 205030722001, 205-030-722-001, 9340-01-057-3874, 01-057-3874, 9340010573874, 010573874
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 93 | MAR 11, 1978 | 01-057-3874 | 16880 ( WINDOW, OBSERVATION ) |
REFERENCE DRAWINGS & PICTURES
CIRCULAR
Cross Reference | NSN 9340-01-057-3874
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 205-030-722-1 | 97499 | BELL HELICOPTER TEXTRON INC.DBA BELL HELICOPTER |
| 205-030-722-001 | 97499 | BELL HELICOPTER TEXTRON INC.DBA BELL HELICOPTER |
Technical Data | NSN 9340-01-057-3874
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | CIRCULAR |
| OVERALL DIAMETER | 2.970 INCHES NOMINAL |
| OVERALL THICKNESS | 0.080 INCHES NOMINAL |
| MATERIAL | PLASTIC ACRYLIC |
| MATERIAL DOCUMENT AND CLASSIFICATION | 299-947-090,TYPE 2A MFR REF SINGLE MATERIAL RESPONSE |
| MATERIAL TRANSPARENCY | CLEAR |
| ENVIRONMENTAL PROTECTION | HIGH TEMPERATURE RESISTANT |