NSN 9340-01-164-5252

Part Details | OBSERVATION WINDOW

9340-01-164-5252 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: MB42021 PC9, MB4202-1 PC9, 4L4, MB42021 PC9, MB4202-1 PC9, 4L4, 9340-01-164-5252, 01-164-5252, 9340011645252, 011645252

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
93OCT 19, 198301-164-525216880 ( WINDOW, OBSERVATION )
REFERENCE DRAWINGS & PICTURES

CIRCULAR

Cross Reference | NSN 9340-01-164-5252
Part Number Cage Code Manufacturer
MB4202-1 PC912763DYNALEC CORPORATION
4L412763DYNALEC CORPORATION
MB4202-1 PC920049THE ELECTRIC TACHOMETER CORP.
4L420049THE ELECTRIC TACHOMETER CORP.
Technical Data | NSN 9340-01-164-5252
Characteristic Specifications
STYLE DESIGNATOR CIRCULAR
OVERALL DIAMETER4.875 INCHES NOMINAL
OVERALL THICKNESS0.250 INCHES NOMINAL
MATERIAL GLASS
MATERIAL TRANSPARENCY CLEAR