5330-01-327-8277 RETAINER,PACKING Index 5999-01-327-8279 SHIELDING GASKET,ELECTRONIC

National Stock Number:
5999-01-327-8278

Federal Supply Class:
5999

National Item Identification Number:
013278278

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:
521887-780020NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION CODE 4.8.8.0.0.B BLDG 148-2
85099-K3067268DLA LAND AND MARITIME DBA ENGINEERING AND TECHNICAL SUPPORT DIV DOCUMENT STANDARDIZATION DIVISION (STANDARD MICROCIRCUIT
M83528/004K03081349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MIL-DTL-83528/481349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MIL-G-83528/481349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
APERTURE DIAMETER2.000 INCHES MINIMUM AND 2.020 INCHES MAXIMUM
BOLT HOLE QUANTITY4
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG WIDTH1.740 INCHES MINIMUM AND 1.760 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH1.740 INCHES MINIMUM AND 1.760 INCHES MAXIMUM
CROSS-SECTIONAL HEIGHT0.027 INCHES MINIMUM AND 0.037 INCHES MAXIMUM
CROSS-SECTIONAL SHAPE STYLEEMI
ENVIRONMENTAL PROTECTION MATERIAL LOCATIONTHROUGHOUT RF SHIELDING GASKET
HOLE DIAMETER0.209 INCHES MINIMUM AND 0.229 INCHES MAXIMUM
MATERIALCOPPER EMI/RFI CONDUCTOR
MATERIALRUBBER SILICONE CLASS Q ENVIRONMENTAL SEAL
OUTSIDE EDGE TO BOLT HOLE CENTER DISTANCE ALONG LENGTH0.250 INCHES NOMINAL
OUTSIDE EDGE TO BOLT HOLE CENTER DISTANCE ALONG WIDTH0.250 INCHES NOMINAL
OVERALL LENGTH2.235 INCHES MINIMUM AND 2.265 INCHES MAXIMUM
OVERALL WIDTH2.235 INCHES MINIMUM AND 2.265 INCHES MAXIMUM
PRECIOUS MATERIAL AND LOCATIONEMI/RFI CONDUCTIVE PARTICLE SURFACES SILVER
PRECIOUS MATERIALSILVER
SPECIFICATION/STANDARD DATA81349-MIL-G-83528/4 GOVERNMENT SPECIFICATION
STYLE DESIGNATORNON-CIRCULAR
SURFACE TREATMENTSILVER ENVIRONMENTAL SEAL
TEST DATA DOCUMENT81349-MIL-G-83528 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).


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