Part Number
Definition:
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.
CAGE Information
| Code | Company |
|---|---|
| 43689 | HUNTINGTON INGALLS INCORPORATED DIV |
Federal Supply Class
Title
GLASS FABRICATED MATERIALS
Inclusions:
INCLUDES GLASS RODS, BARS, AND TUBING; OPTICAL GLASS BLANKS; STRUCTURAL AND BUILDING GLASS; GLASS BLOCKS.
Exclusions:
EXCLUDES INSULATORS (FSC 5970); OPHTHALMIC GLASS BLANKS (FSC 6540); AND CABLE, FIBER OPTICS (FSCS 6015 AND 6615).