NSN 9340-00-180-7774

Part Details | OBSERVATION WINDOW


9340-00-180-7774 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: 55S139M2, 55S139M001, 55S139M-001, 55S0139M0010, 55S0139M-0010, 9340-00-180-7774, 00-180-7774, 9340001807774, 001807774

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
93OCT 28, 197000-180-777416880 ( WINDOW, OBSERVATION )
REFERENCE DRAWINGS & PICTURES

CIRCULAR


Cross Reference | NSN 9340-00-180-7774
Part Number Cage Code Manufacturer
55S139M253553AMETEK INCSCHUTTE AND KOERTING DIV
55S139M-00153553AMETEK INCSCHUTTE AND KOERTING DIV
55S0139M-001045984CONWAY-MCINTOSH AND ASSOCIATES

Technical Data | NSN 9340-00-180-7774
Characteristic Specifications
STYLE DESIGNATOR CIRCULAR
OVERALL DIAMETER5.313 INCHES MINIMUM AND 5.406 INCHES MAXIMUM
OVERALL THICKNESS0.563 INCHES MINIMUM AND 0.688 INCHES MAXIMUM
MATERIAL GLASS
SURFACE FINISH FINE FINISHED
MATERIAL TRANSPARENCY CLEAR
PLY QUANTITY1
ENVIRONMENTAL PROTECTION ANY ACCEPTABLE