4820-01-157-3876 SEAT,VALVE Index 5365-01-157-3878 PLUG,MACHINE THREAD

National Stock Number:
5985-01-157-3877

Federal Supply Class:
5985

National Item Identification Number:
011573877

Description:
DUMMY LOAD,ELECTRICAL

Detail:
A SPECIFIC ELECTRICAL ELEMENT OR SET OF ELECTRICAL ELEMENTS THAT ARE CONNECTED TOGETHER TO FORM A FIXED ARRANGEMENT AND USED AS A SUBSTITUTE LOAD FOR TERMINATING AN ELECTRICAL CIRCUIT. A DUMMY LOAD CONTAINS ALL THE ESSENTIAL ELECTRICAL CHARACTERISTICS NECESSARY TO TERMINATE THE CIRCUIT BUT DOES NOT FUNCTION IN THE SAME MANNER AS THE LOAD WHICH IT REPLACES. EXAMPLES ARE RESISTORS USED TO REPLACE ANTENNAS, BATTERIES, LOUDSPEAKERS, OR THE LIKE. INCLUDES SINGLE PORT TERMINATIONS OF TWIN LEAD, COAXIAL AND WAVEGUIDE TRANSMISSION LINES AS LOW POWER TERMINATIONS OF A SECTION OF A TRANSMISSION SYSTEM IN A SPECIFIED MANNER. INCLUDES DUMMY LOADS WHEN ARRANGED IN A GROUP OR BANK. EXCLUDES POWER ABSORBERS. SEE ALSO LOAD BANK, ELECTRICAL.


Manufacturer Information:
77C71756703538LOCKHEED MARTIN CORPORATION
77C717567P00103538LOCKHEED MARTIN CORPORATION
77C717567P00106351MICROWAVE ENGINEERING CORPORATION
T941S64537CAES SYSTEMS LLC


Techincal Specification:
AMBIENT TEMP AT FULL RATED POWER-57.0 CELSIUS AND 70.0 CELSIUS
BODY LENGTH3.860 INCHES NOMINAL
COOLING METHODSELF-COOLED
CRITICALITY CODE JUSTIFICATIONFEAT
FREQUENCY RANGE RATING+1100.000 TO 1500.000 MEGAHERTZ
IMPEDANCE RATING IN OHMS50.0 NOMINAL
OVERALL HEIGHT2.000 INCHES NOMINAL
OVERALL LENGTH4.780 INCHES NOMINAL
OVERALL WIDTH1.630 INCHES NOMINAL
OPERATING POSITIONALL POSITIONS
POWER RATING50.000 WATTS AVERAGE
SPECIAL FEATURESWEAPON SYSTEM ESSENTIAL; END ITEM MAR AN/FPS-117 SEEK IGLOO
VOLTAGE STANDING WAVE RATIO1.30
STYLE DESIGNATORRF CONNECTOR, SURFACE MOUNTED
TERMINATION TYPECONNECTOR


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