Part Details | OBSERVATION WINDOW
9330-01-111-3668 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: T317 004 301, 9330-01-111-3668, 01-111-3668, 9330011113668, 011113668
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) | 
|---|---|---|---|
| 93 | APR 15, 1981 | 01-111-3668 | 16880 ( WINDOW, OBSERVATION ) | 
REFERENCE DRAWINGS & PICTURES
CHAMFERED CORNERS
					Cross Reference | NSN 9330-01-111-3668
| Part Number | Cage Code | Manufacturer | 
|---|---|---|
| T317 004 301 | 36090 | LOCKHEED MARTIN LIBRASCOPECORP | 
Technical Data | NSN 9330-01-111-3668
| Characteristic | Specifications | 
|---|---|
| STYLE DESIGNATOR | CHAMFERED CORNERS | 
| OVERALL LENGTH | 1.830 INCHES NOMINAL | 
| OVERALL WIDTH | 0.810 INCHES NOMINAL | 
| OVERALL THICKNESS | 0.125 INCHES NOMINAL | 
| MATERIAL | PLASTIC | 
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-P-5425 FED SPEC SINGLE MATERIAL RESPONSE | 
| SURFACE FINISH | POLISHED | 
| MATERIAL TRANSPARENCY | CLEAR | 
| WIRE MESH PATTERN | SQUARE | 
| EDGE TYPE | HALF ROUND | 
| PLY QUANTITY | 3 | 
| TEMP AT MAXIMUM OPERATING PRESSURE | 50.0 DEG CELSIUS | 
| ENVIRONMENTAL PROTECTION | J ANY ACCEPTABLE AND LOW TEMPERATURE RESISTANT | 
| SPECIAL MARKINGS | WORD INSIDE ON LOWER LEFT CORNER,CHAR VERTICAL GOTHIC,PERM,LEGIBLE AND I AW MIL-STD-130 | 
