NSN 9340-00-551-0542

Part Details | OBSERVATION WINDOW

9340-00-551-0542 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: 390023REVHPC7, 3900-23REVHPC7, 390023PC7, 3900-23PC7, 376604REVAPCF11GLASS, 3766-04REVAPCF11GLASS, MILG2697, MIL-G-2697, 87003176811REVHPC7, 8700-3176811REVHPC7, 57555011442899REVAPCF11GLASS, 575-5501-1442899REVAPCF11GLASS, 9340-00-551-0542, 00-551-0542, 9340005510542, 005510542

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
93JAN 01, 196300-551-054216880 ( WINDOW, OBSERVATION )
REFERENCE DRAWINGS & PICTURES

CIRCULAR

Cross Reference | NSN 9340-00-551-0542
Part Number Cage Code Manufacturer
3900-23REVHPC796169ELECTRIC BOAT CORPORATION
3900-23PC796169ELECTRIC BOAT CORPORATION
3766-04REVAPCF11GLASS96169ELECTRIC BOAT CORPORATION
MIL-G-269781349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
8700-3176811REVHPC780064NAVAL SHIP SYSTEMS COMMAND
575-5501-1442899REVAPCF11GLASS80064NAVAL SHIP SYSTEMS COMMAND
Technical Data | NSN 9340-00-551-0542
Characteristic Specifications
STYLE DESIGNATOR CIRCULAR
OVERALL DIAMETER2.375 INCHES MINIMUM AND 2.380 INCHES MAXIMUM
OVERALL THICKNESS0.500 INCHES NOMINAL
MATERIAL GLASS PLATE
MATERIAL DOCUMENT AND CLASSIFICATIONDD-G-451 FED SPEC SINGLE MATERIAL RESPONSE
MATERIAL TRANSPARENCY CLEAR
EDGE TYPE BEVELED
ENVIRONMENTAL PROTECTION ANY ACCEPTABLE
SPECIAL FEATURESHELD BY RETAINING RING,45.0 DEG CHAMFER 0.180 IN. DP ON EDGE
NONDEFINITIVE SPEC/STD DATAA TYPE