5999-00-252-4900 SHIELD,ELECTRONIC Index 5999-00-252-4903 SHIELDING GASKET,ELECTRONIC

National Stock Number:
5999-00-252-4901

Federal Supply Class:
5999

National Item Identification Number:
002524901

Description:
SHIELDING GASKET,ELECTRONIC

Detail:
A SHAPED METALLIC ITEM DESIGNED TO INCREASE THE EFFECTIVENESS OF RADIO FREQUENCY/ELECTROMAGNETIC INTERFERENCE, OR A NONMETALLIC ITEM CONTAINING A WIRE MESH, METAL, OR OTHER ELECTRICALLY CONDUCTIVE PARTICLES DESIGNED TO PROVIDE ENVIRONMENTAL SEALING AND RADIO FREQUENCY/ELECTROMAGNETIC INTERFERENCE SHIELDING. FOR BULK ITEMS SEE WIRE MESH, KNITTED OR GASKETING MATERIAL, CONDUCTIVE.


Manufacturer Information:
120120856232LOCKHEED MARTIN CORPORATION


Techincal Specification:
APERTURE WIDTH2.188 INCHES NOMINAL
APERTURE LENGTH16.250 INCHES NOMINAL
BOLT HOLE QUANTITY10
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH4.375 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG WIDTH1.406 INCHES NOMINAL
CROSS-SECTIONAL THICKNESS0.250 INCHES NOMINAL
ENVIRONMENTAL PROTECTION MATERIAL LOCATIONAROUND RF SHIELDING GASKET OUTER PERIMETER
HOLE DIAMETER0.245 INCHES MINIMUM AND 0.260 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE EMI/RFI CONDUCTOR
MATERIALNICKEL ALLOY 400 EMI/RFI CONDUCTOR
MATERIALRUBBER CHLOROPRENE CLASS CR ENVIRONMENTAL SEAL
OUTSIDE EDGE TO BOLT HOLE CENTER DISTANCE ALONG LENGTH0.312 INCHES NOMINAL
OUTSIDE EDGE TO BOLT HOLE CENTER DISTANCE ALONG WIDTH0.312 INCHES NOMINAL
OVERALL LENGTH17.500 INCHES NOMINAL
OVERALL WIDTH3.438 INCHES NOMINAL


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