NSN 9340-01-182-5681
Part Details | OBSERVATION WINDOW
9340-01-182-5681 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: 9338429, 9338429, 9338429, 9338429, 9340-01-182-5681, 01-182-5681, 9340011825681, 011825681
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 93 | JUN 26, 1984 | 01-182-5681 | 16880 ( WINDOW, OBSERVATION ) |
REFERENCE DRAWINGS & PICTURES
ROUNDED CORNERS
Cross Reference | NSN 9340-01-182-5681
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 9338429 | 97197 | EDMUND OPTICS, INCDBA EDMUND SCIENTIFIC CO |
| 9338429 | 99117 | METAVAC LLC |
| 9338429 | 94809 | PLUMMER PRECISION OPTICS CO |
| 9338429 | 19200 | US ARMY ARDEC RDECOM |
Technical Data | NSN 9340-01-182-5681
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | ROUNDED CORNERS |
| OVERALL LENGTH | 7.740 INCHES NOMINAL |
| OVERALL THICKNESS | 0.900 INCHES NOMINAL |
| FIRST CORNER RADIUS | 0.500 INCHES NOMINAL |
| SECOND CORNER RADIUS | 0.500 INCHES NOMINAL |
| THIRD CORNER RADIUS | 0.500 INCHES NOMINAL |
| FOURTH CORNER RADIUS | 0.500 INCHES NOMINAL |
| MATERIAL | GLASS |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-174,OPTICAL,CLASS 1,TYPE ZKN-7(508612),GRADE B MIL SPEC SINGLE MATERIAL RESPONSE |
| SURFACE FINISH | POLISHED |
| MATERIAL TRANSPARENCY | CLEAR |
| TEMP AT MAXIMUM OPERATING PRESSURE | 125.0 DEG FAHRENHEIT |
| ENVIRONMENTAL PROTECTION | FOGGING/CLOUDING RETARDANT |
| SPECIAL FEATURES | INTEGRAL HEATING ELEMENT |
| STORAGE TEMP RANGE | -60.0 TO +160.0 DEG FAHRENHEIT |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | WINDOW DAYLIGHT DEFROSTING |