National Item Identification Number
01-392-1538
013921538
9340-01-392-1538
9340013921538
National Stock Number
Item Name
WINDOW,OBSERVATION
Federal Supply Class
9340
Description
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.
Commercial and Government Entity Code (Supplier Data)
D9182
0RB59
KOEBERT TOOL SALES
121 HOLLY DR
HATBORO
PA
19040
215-674-9622
39428
Reference Numbers (Part Numbers)
8477K77
8477K77
8477K77
Required Categories
STYLE DESIGNATOR
OVERALL DIAMETER
OVERALL THICKNESS
MATERIAL
MATERIAL TRANSP
Required Description
4 CIRCULAR
5.500 INCHES NOMINAL
0.250 INCHES NOMINAL
GLASS BOROSILICATE
CLEA