NSN 9340-01-538-5221
Part Details | OBSERVATION WINDOW
9340-01-538-5221 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: 124244, 12424-4, 12274PL FIND NO 24, 9340-01-538-5221, 01-538-5221, 9340015385221, 015385221
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
93 | MAR 24, 2006 | 01-538-5221 | 16880 ( WINDOW, OBSERVATION ) |
REFERENCE DRAWINGS & PICTURES
CIRCULAR

Cross Reference | NSN 9340-01-538-5221
Part Number | Cage Code | Manufacturer |
---|---|---|
12424-4 | 63600 | CURTISS-WRIGHT FLOW CONTROL SERVICECORPORATION |
12274PL FIND NO 24 | 63600 | CURTISS-WRIGHT FLOW CONTROL SERVICECORPORATION |
Technical Data | NSN 9340-01-538-5221
Characteristic | Specifications |
---|---|
STYLE DESIGNATOR | CIRCULAR |
OVERALL DIAMETER | 2.000 INCHES NOMINAL |
OVERALL THICKNESS | 0.250 INCHES NOMINAL |
MATERIAL | GLASS BOROSILICATE |
SPECIAL FEATURES | ITEM HAS CAPABILITY FOR 28-DEGREE ROTATION |
END ITEM IDENTIFICATION | ACTUATOR,ELECTRO-MECHANICAL |
PART NAME ASSIGNED BY CONTROLLING AGENCY | LENS, OBSERVATION |