NSN 9340-00-408-2777

Part Details | OBSERVATION WINDOW


9340-00-408-2777 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: 55S140M1, 9340-00-408-2777, 00-408-2777, 9340004082777, 004082777

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
93JUL 17, 197000-408-277716880 ( WINDOW, OBSERVATION )
REFERENCE DRAWINGS & PICTURES

CIRCULAR


Cross Reference | NSN 9340-00-408-2777
Part Number Cage Code Manufacturer
55S140M153553AMETEK INCSCHUTTE AND KOERTING DIV

Technical Data | NSN 9340-00-408-2777
Characteristic Specifications
STYLE DESIGNATOR CIRCULAR
OVERALL DIAMETER7.500 INCHES MINIMUM AND 7.531 INCHES MAXIMUM
OVERALL THICKNESS0.719 INCHES MINIMUM AND 0.781 INCHES MAXIMUM
MATERIAL GLASS
MATERIAL TRANSPARENCY CLEAR
PLY QUANTITY1