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279-304 — RELAY,ELECTROMAGNETIC

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

279-304: RELAY,ELECTROMAGNETIC.

The RELAY,ELECTROMAGNETIC is a the manufacturer industrial component. Key specifications include duty_type: CONTINUOUS, overall_width: 3.870 INCHES NOMINAL IN, overall_height: 3.120 INCHES NOMINAL IN, overall_length: 3.500 INCHES NOMINAL IN, extended_length: 25.000 FEET FT, frequency_in_hertz: 50.0 MINIMUM AND 60.0 MAXIMUM. This part is cataloged in the U.S.

Government catalog under NSN 5945-00-503-6386, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
279-304
NSN: 5945-00-503-6386
NIINs: 005036386, 012800443
FSC: 5945 — Relays and Solenoids
CAGE: 36378 — RAYTHEON TECHNICAL SERVICES COMPANY (USA)
SPECIFICATIONS
duty_typeCONTINUOUS
coil_quantity1
overall_width3.870 INCHES NOMINAL IN
overall_height3.120 INCHES NOMINAL IN
overall_length3.500 INCHES NOMINAL IN
extended_length25.000 FEET FT
winding_quantity1
frequency_in_hertz50.0 MINIMUM AND 60.0 MAXIMUM
environmental_protectionDUSTPROOF
mounting_facility_patternTRIANGLE SINGLE MOUNTING FACILITY
terminal_type_and_quantity6 PIN ALL FUNCTIONS
unthreaded_mounting_hole_diameter0.172 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
NSN5945-00-503-6386
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RELAY,ELECTROMAGNETIC TITLE COMPONENT PN 279-304 MFR RELAY,ELECTROMAGNETIC
KEY FEATURES
•
MOUNTING FACILITY TYPE AND QUANTITY: 3 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
•
MAIN CONTACT MAXIMUM VOLTAGE RATING IN VOLTS: 220.0 AC
•
MOUNTING FACILITY PATTERN: TRIANGLE SINGLE MOUNTING FACILITY
•
MAIN CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE: 25.0 AMPERES AC RESISTIVE LOAD
•
DUTY TYPE: CONTINUOUS
•
UNTHREADED MOUNTING HOLE DIAMETER: 0.172 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO THE ALTITUDE OF AN ISOSCELES TRIANGLE: 3.250 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
TECHNICAL CHARACTERISTICS
MOUNTING FACILITY TYPE AND QUANTITY3 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
OVERALL HEIGHT3.120 INCHES NOMINAL IN
MAIN CONTACT MAXIMUM VOLTAGE RATING IN VOLTS220.0 AC
MOUNTING FACILITY PATTERNTRIANGLE SINGLE MOUNTING FACILITY
MAIN CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE25.0 AMPERES AC RESISTIVE LOAD
DUTY TYPECONTINUOUS
UNTHREADED MOUNTING HOLE DIAMETER0.172 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO THE ALTITUDE OF AN ISOSCELES TRIANGLE3.250 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
OVERALL LENGTH3.500 INCHES NOMINAL IN
FREQUENCY IN HERTZ50.0 MINIMUM AND 60.0 MAXIMUM
SUBSTITUTES & CROSS-REFERENCES 2
CRA121U220V60HZ2P0LEReference document
Same NSN cross-reference
Reference document — Secondary reference
CRA121UM0DEL55Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 279-304?
279-304 is a RELAY,ELECTROMAGNETIC.
What parts can replace 279-304?
There are 2 known substitutes for 279-304: CRA121U220V60HZ2P0LE, CRA121UM0DEL55. Substitute compatibility should be verified for your specific system.
What is the NSN for 279-304?
279-304 is cataloged in the U.S. Government catalog under NSN 5945-00-503-6386. This indicates validated use in U.S. government and defense supply chains.
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