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Technical Data Sheet
RY4LC1B3L01 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
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Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The RELAY,ELECTROMAGNETIC is a the manufacturer industrial component. Key specifications include duty_type: CONTINUOUS, time_delay: 0.015 SECONDS NOMINAL FIXED OPERATE TIME, overall_width: 1.880 INCHES NOMINAL IN, overall_height: 1.320 INCHES NOMINAL IN, overall_length: 1.940 INCHES NOMINAL IN, environmental_protection: HERMETIC. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5945-00-905-7719, 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
RY4LC1B3L01
NSN: 5945-00-905-7719
FSC: 5945
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
duty_typeCONTINUOUS
time_delay0.015 SECONDS NOMINAL FIXED OPERATE TIME
coil_quantity1
overall_width1.880 INCHES NOMINAL IN
overall_height1.320 INCHES NOMINAL IN
overall_length1.940 INCHES NOMINAL IN
winding_quantity1
environmental_protectionHERMETIC
mounting_facility_patternIN-LINE SINGLE MOUNTING FACILITY
terminal_type_and_quantity20 PIN ALL FUNCTIONS
specification/standard_data81349-MIL-R-5757/1 GOVERNMENT SPECIFICATION
winding_dc_resistance_rating190.0 OHMS NOMINAL SINGLE WINDING
NSN5945-00-905-7719
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RELAY,ELECTROMAGNETIC TITLE COMPONENT PN RY4LC1B3L01 MFR RELAY,ELECTROMAGNETIC
KEY FEATURES
DUTY TYPE: CONTINUOUS
TIME DELAY: 0.015 SECONDS NOMINAL FIXED OPERATE TIME
TERMINAL TYPE AND QUANTITY: 20 PIN ALL FUNCTIONS
OPERATING VOLTAGE RATING AND TYPE AT SPECIFIED TEMP: 26.5 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 1.562 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
TECHNICAL CHARACTERISTICS (FLIS)
DUTY TYPECONTINUOUS
OVERALL WIDTH1.880 INCHES NOMINAL IN
TIME DELAY0.015 SECONDS NOMINAL FIXED OPERATE TIME
TERMINAL TYPE AND QUANTITY20 PIN ALL FUNCTIONS
OVERALL HEIGHT1.320 INCHES NOMINAL IN
TIME DELAY0.01 SECONDS NOMINAL FIXED RELEASE TIME
OPERATING VOLTAGE RATING AND TYPE AT SPECIFIED TEMP26.5 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH1.562 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
MAIN CONTACT MAXIMUM VOLTAGE RATING IN VOLTS26.5 DC
NONPILE-UP MAIN CONTACT ARRANGEMENT6 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
MIL-R-5757/1Interchangeable
interchangeable cross-reference
interchangeable
M5757/1-101Interchangeable
interchangeable cross-reference
interchangeable
MILR5757-1Interchangeable
interchangeable cross-reference
interchangeable
M5757/1-003Interchangeable
interchangeable cross-reference
interchangeable
352250014695Interchangeable
interchangeable cross-reference
interchangeable
M5757/1-103Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is RY4LC1B3L01?
RY4LC1B3L01 is a RELAY,ELECTROMAGNETIC.
What parts can replace RY4LC1B3L01?
There are 18 known substitutes for RY4LC1B3L01: MIL-R-5757/1, M5757/1-101, MILR5757-1 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for RY4LC1B3L01?
RY4LC1B3L01 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5945-00-905-7719. This indicates validated use in U.S. government and defense supply chains.
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