NSN 9340-01-475-4623
Part Details | OBSERVATION WINDOW
9340-01-475-4623 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: 13305943001, 13305943-001, 9340-01-475-4623, 01-475-4623, 9340014754623, 014754623
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
93 | JUN 05, 2000 | 01-475-4623 | 16880 ( WINDOW, OBSERVATION ) |
REFERENCE DRAWINGS & PICTURES
CHAMFERED CORNERS

Cross Reference | NSN 9340-01-475-4623
Part Number | Cage Code | Manufacturer |
---|---|---|
13305943-001 | 18876 | U S ARMY AVIATION AND MISSILECOMMAND |
Technical Data | NSN 9340-01-475-4623
Characteristic | Specifications |
---|---|
STYLE DESIGNATOR | CHAMFERED CORNERS |
OVERALL LENGTH | 23.6 MILLIMETERS NOMINAL |
OVERALL WIDTH | 22.4 MILLIMETERS NOMINAL |
OVERALL THICKNESS | 2.1 MILLIMETERS NOMINAL |
MATERIAL | GLASS |
MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-174 MIL SPEC SINGLE MATERIAL RESPONSE |
SURFACE FINISH | POLISHED |
MATERIAL TRANSPARENCY | CLEAR |
EDGE TYPE | BEVELED |
SPECIAL FEATURES | ONE END CORNERS ARE CHAMFERED 45 DEG X 1.3 MM AND THE OTHER END CORNERS ARE CHAMFERED 45 DEG X 9.6 MM |
END ITEM IDENTIFICATION | 1430-01-433-8025 |