NSN 9340-00-275-7189

Part Details | OBSERVATION WINDOW

9340-00-275-7189 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: L671978, L67197-8, 709061PC8, 615264PC2, 9340-00-275-7189, 00-275-7189, 9340002757189, 002757189

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
93JAN 01, 196300-275-718916880 ( WINDOW, OBSERVATION )
REFERENCE DRAWINGS & PICTURES

ROUNDED CORNERS

Cross Reference | NSN 9340-00-275-7189
Part Number Cage Code Manufacturer
L67197-836090LOCKHEED MARTIN LIBRASCOPECORP
709061PC810001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
615264PC210001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
Technical Data | NSN 9340-00-275-7189
Characteristic Specifications
STYLE DESIGNATOR ROUNDED CORNERS
OVERALL LENGTH2.590 INCHES MINIMUM AND 2.650 INCHES MAXIMUM
OVERALL WIDTH2.350 INCHES MINIMUM AND 2.410 INCHES MAXIMUM
OVERALL THICKNESS0.220 INCHES MINIMUM AND 0.280 INCHES MAXIMUM
FIRST CORNER RADIUS0.090 INCHES MINIMUM AND 0.150 INCHES MAXIMUM
SECOND CORNER RADIUS0.090 INCHES MINIMUM AND 0.150 INCHES MAXIMUM
THIRD CORNER RADIUS0.090 INCHES MINIMUM AND 0.150 INCHES MAXIMUM
FOURTH CORNER RADIUS0.090 INCHES MINIMUM AND 0.150 INCHES MAXIMUM
MATERIAL GLASS SAFETY
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-3787,CLASS 1,TYPE 1 MIL SPEC SINGLE MATERIAL RESPONSE
SURFACE FINISH POLISHED
MATERIAL TRANSPARENCY CLEAR