4920-00-612-8548 FIXTURE,ENGINE MAINTENANCE,AIRCR Index 4920-00-612-8553 FIXTURE,ENGINE MAINTENANCE,AIRCR

National Stock Number:
6210-00-612-8550

Federal Supply Class:
6210

National Item Identification Number:
006128550

Description:
LENS,LIGHT

Detail:
A transparent or translucent item designed to enclose or be placed in front of a light source. Sections of the lens may be opaque. It may or may not include a holder. It is designed to be either a replacement unit for a specific type of light, such as LIGHT, INDICATOR; LIGHT, NAVIGATIONAL, MARINE; STOP LIGHT, VEHICULAR; and LANTERN, ELECTRIC or that portion of a SWITCH, (as modified) used as an actuator and having provisions for illumination. See also, WINDOW, LIGHTING FIXTURE; GLOBE; ELECTRIC LIGHT; and FILTER (2), (as modified).


Manufacturer Information:
35-109283-0502580GENERAL ELECTRIC CO LIGHTING SYSTEMS DEPT
530230-5-314674CORNING GLASS WORKS
AP3522-3B75393KOPP GLASS, INC.
MIL-L-708281349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
EFFECTIVE DIAMETER4.062 INCHES MAXIMUM
COLORBLUE, AVIATION LENS
DEPARTURE FROM CITED DOCUMENTMIL-L-7082,PARAGRAPH 3.6.1 LENS
FLANGE WIDTH0.125 INCHES MINIMUM AND 0.141 INCHES MAXIMUM
LIGHT TRANSMISSION DESIGNTRANSLUCENT LENS
OVERALL DIAMETER4.344 INCHES MINIMUM AND 4.406 INCHES MAXIMUM
OVERALL LENGTH5.250 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-C-7989,CLASS B OR C MIL SPEC SINGLE MATERIAL RESPONSE LENS
MATERIALGLASS LENS
MOUNTING DEVICE QUANTITY1
MOUNTING METHODFLANGE
STYLE DESIGNATORDOME
SURFACE CONDITIONCONCENTRICALLY RIBBED BACK
SURFACE CONDITIONFLUTED FACE


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