NSN 1240-00-025-0137

Part Details | TELESCOPIC INSTRUMENT LIGHT FILTER

1240-00-025-0137 An item having two plane-parallel surfaces and used in the telescopic system of an optical instrument to modify the density or spectral intensity of light by absorption. Several filters having varied characteristics are usually mounted in such a manner that any selected filter may be moved in or out of the optical axis as light conditions warrant. Excludes WINDOW, OPTICAL INSTRUMENT.

Alternate Parts: 175922PC14, 175922PC14, 248537PC21, 1240-00-025-0137, 00-025-0137, 1240000250137, 000250137

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
12JAN 01, 196300-025-013713347 ( FILTER, LIGHT, TELESCOPIC INSTRUMENT )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 1240-00-025-0137
Part Number Cage Code Manufacturer
175922PC1406175BAUSCH & LOMB INC
175922PC1410001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
248537PC2110001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
Technical Data | NSN 1240-00-025-0137
Characteristic Specifications
DENSITY VARIABILITY NOT VARIABLE
SURFACE MATERIAL GLASS
LENGTH1.7 MILLIMETERS NOMINAL
DIAMETER5.0 MILLIMETERS NOMINAL
SPECIAL FEATURESLIGHT NEUTRAL FILTER
END ITEM IDENTIFICATIONSTEREO RANGEFINDER MK. 38 MOD ONE