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RD20638-1 — RELAY,ELECTROMAGNETIC

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

RD20638-1: RELAY,ELECTROMAGNETIC.

The RELAY,ELECTROMAGNETIC is a the manufacturer industrial component. Key specifications include duty_type: CONTINUOUS, overall_length: 1.680 INCHES NOMINAL IN, overall_diameter: 0.750 INCHES NOMINAL IN, features_provided: POLARIZED, environmental_protection: HERMETIC, terminal_type_and_quantity: 9 PIN ALL FUNCTIONS. This part is cataloged in the U.S.

Government catalog under NSN 5945-00-617-7784, 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
RD20638-1
NSN: 5945-00-617-7784
FSC: 5945 — Relays and Solenoids
CAGE: 00724 — RAYTHEON COMPANY (USA)
SPECIFICATIONS
duty_typeCONTINUOUS
coil_quantity1
overall_length1.680 INCHES NOMINAL IN
overall_diameter0.750 INCHES NOMINAL IN
winding_quantity2
features_providedPOLARIZED
environmental_protectionHERMETIC
terminal_type_and_quantity9 PIN ALL FUNCTIONS
winding_dc_resistance_rating3.0 KILOHMS NOMINAL ALL WINDINGS
mounting_facility_type_and_quantity1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY
nonpile-up_main_contact_arrangement1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
main_contact_maximum_voltage_rating_in_volts28.0 DC
NSN5945-00-617-7784
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RELAY,ELECTROMAGNETIC TITLE COMPONENT PN RD20638-1 MFR RELAY,ELECTROMAGNETIC
KEY FEATURES
•
MOUNTING FACILITY TYPE AND QUANTITY: 1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY
•
MAIN CONTACT MAXIMUM VOLTAGE RATING IN VOLTS: 28.0 DC
•
OVERALL DIAMETER: 0.750 INCHES NOMINAL IN
•
MAIN CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE: 2.0 AMPERES DC RESISTIVE LOAD
•
DUTY TYPE: CONTINUOUS
•
WINDING DC RESISTANCE RATING: 3.0 KILOHMS NOMINAL ALL WINDINGS
•
FEATURES PROVIDED: POLARIZED
TECHNICAL CHARACTERISTICS
MOUNTING FACILITY TYPE AND QUANTITY1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY
MAIN CONTACT MAXIMUM VOLTAGE RATING IN VOLTS28.0 DC
OVERALL DIAMETER0.750 INCHES NOMINAL IN
MAIN CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE2.0 AMPERES DC RESISTIVE LOAD
DUTY TYPECONTINUOUS
OVERALL LENGTH1.680 INCHES NOMINAL IN
WINDING DC RESISTANCE RATING3.0 KILOHMS NOMINAL ALL WINDINGS
FEATURES PROVIDEDPOLARIZED
COIL QUANTITY1
ENVIRONMENTAL PROTECTIONHERMETIC
SUBSTITUTES & CROSS-REFERENCES 2
SI-10271Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
91848Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is RD20638-1?
RD20638-1 is a RELAY,ELECTROMAGNETIC.
What parts can replace RD20638-1?
There are 2 known substitutes for RD20638-1: SI-10271, 91848. Substitute compatibility should be verified for your specific system.
What is the NSN for RD20638-1?
RD20638-1 is cataloged in the U.S. Government catalog under NSN 5945-00-617-7784. This indicates validated use in U.S. government and defense supply chains.
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