NSN 9330-00-473-4230

Part Details | OBSERVATION WINDOW

9330-00-473-4230 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: 42558ALT4PCG3, 9330-00-473-4230, 00-473-4230, 9330004734230, 004734230

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
93JAN 01, 196300-473-423016880 ( WINDOW, OBSERVATION )
REFERENCE DRAWINGS & PICTURES

CIRCULAR

Cross Reference | NSN 9330-00-473-4230
Part Number Cage Code Manufacturer
42558ALT4PCG381316PORTSMOUTH NAVAL SHIPYARD
Technical Data | NSN 9330-00-473-4230
Characteristic Specifications
STYLE DESIGNATOR CIRCULAR
OVERALL DIAMETER1.875 INCHES NOMINAL
OVERALL THICKNESS0.500 INCHES NOMINAL
MATERIAL PLASTIC
MATERIAL DOCUMENT AND CLASSIFICATIONL-P-349,TYPE 2,CLASS H2 FED SPEC SINGLE MATERIAL RESPONSE
MATERIAL TRANSPARENCY CLEAR
PLY QUANTITY1