NSN 1240-00-157-4134

Part Details | OPTICAL INSTRUMENT WINDOW

1240-00-157-4134 A color free item of transparent or translucent material, usually optical glass, having specific light dispersive and refractive properties. This item must have two plane-parallel surfaces and is designed for use in an optical instrument to provide a barrier to foreign matter and/or permit light transmission in or to the optical system.

Alternate Parts: 203034PC3, 1240-00-157-4134, 00-157-4134, 1240001574134, 001574134

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
12JAN 01, 196300-157-413410908 ( WINDOW, OPTICAL INSTRUMENT )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 1240-00-157-4134
Part Number Cage Code Manufacturer
203034PC310001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
Technical Data | NSN 1240-00-157-4134
Characteristic Specifications
MATERIAL GLASS
POLISHED PERIPHERY NOT PROVIDED
DIAMETER2.833 INCHES NOMINAL
THICKNESS0.547 INCHES NOMINAL