3940-01-033-2321 SLING,BEAMTYPE Index 5220-01-033-2326 GAGE,RING,PLAIN

National Stock Number:
1240-01-033-2325

Federal Supply Class:
1240

National Item Identification Number:
010332325

Description:
WINDOW,OPTICAL INSTRUMENT

Detail:
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.


Manufacturer Information:
1174644119200US ARMY ARDEC RDECOM


Techincal Specification:
DIAMETER0.776 INCHES MINIMUM AND 0.779 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-174, GRADE C, TYPE 517-645 MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-G-174, GRADE C, TYPE 523-586 MIL SPEC SINGLE MATERIAL RESPONSE
MATERIALGLASS OPTICAL
POLISHED PERIPHERYPROVIDED
THICKNESS0.090 INCHES MINIMUM AND 0.100 INCHES MAXIMUM


Click here to Register for Free 30-day Trial