3040-01-440-4505 SHAFT,SHOULDERED Index 4820-01-440-4507 SEAT,VALVE

National Stock Number:
5999-01-440-4506

Federal Supply Class:
5999

National Item Identification Number:
014404506

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:
01771A033-503538LOCKHEED MARTIN CORPORATION
01771A033-554497MARTIN MARIETTA TECHNOLOGIES INC SUB OF MARTIN MARIETTA CORP AERO AND NAVAL SYSTEMS
1730B2425-603538LOCKHEED MARTIN CORPORATION
82-0186907700TECHNICAL WIRE PRODUCTS LLC DBA TWP
1730B2425-654497MARTIN MARIETTA TECHNOLOGIES INC SUB OF MARTIN MARIETTA CORP AERO AND NAVAL SYSTEMS


Techincal Specification:
MATERIALRUBBER SILICONE CLASS Q ENVIRONMENTAL SEAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE EMI/RFI CONDUCTOR
ZZ-R-765 FED SPEC SINGLE MATERIAL RESPONSE ENVIRONMENTAL SEAL
ENVIRONMENTAL PROTECTION MATERIAL LOCATIONTHROUGHOUT RF SHIELDING GASKET
CROSS-SECTIONAL SHAPE STYLEWIRE AND COMPOSITION
CROSS-SECTIONAL HEIGHT0.065 INCHES NOMINAL
STYLE DESIGNATORCIRCULAR
OUTSIDE DIAMETER0.620 INCHES NOMINAL
APERTURE DIAMETER0.510 INCHES NOMINAL


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