NSN 9340-01-560-3522
Part Details | OBSERVATION WINDOW
9340-01-560-3522 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: 910F 12IN ITEM 4, 910-F 1/2IN ITEM 4, C2140, 9340-01-560-3522, 01-560-3522, 9340015603522, 015603522
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
93 | JAN 28, 2008 | 01-560-3522 | 16880 ( WINDOW, OBSERVATION ) |
REFERENCE DRAWINGS & PICTURES
CIRCULAR

Cross Reference | NSN 9340-01-560-3522
Part Number | Cage Code | Manufacturer |
---|---|---|
910-F 1/2IN ITEM 4 | 72256 | ERNST FLOW INDUSTRIES |
C2140 | 72256 | ERNST FLOW INDUSTRIES |
Technical Data | NSN 9340-01-560-3522
Characteristic | Specifications |
---|---|
STYLE DESIGNATOR | CIRCULAR |
MATERIAL | GLASS BOROSILICATE |
END ITEM IDENTIFICATION | 910-F 1/2" SIGHT FLOW INDICATOR |
PART NAME ASSIGNED BY CONTROLLING AGENCY | (INAVY)BOROSILICATE CIRCLE |