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PartsTable / COMPONENT / FPR42UN20
FPR42UN20 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
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: INTERMITTENT, overall_width: 3.620 INCHES NOMINAL IN, overall_height: 3.500 INCHES NOMINAL IN, overall_length: 3.620 INCHES NOMINAL IN, frequency_in_hertz: 60.0 NOMINAL, mounting_slot_width: 0.187 INCHES NOMINAL SINGLE MOUNTING FACILITY IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5945-00-082-9540, 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
FPR42UN20
NSN: 5945-00-082-9540
FSC: 5945
CAGE: 04009 — COOPER INDUSTRIES INC COOPER DISTRIBUTION EQUIPMENT DIV (USA)
SPECIFICATIONS
duty_typeINTERMITTENT
coil_quantity1
overall_width3.620 INCHES NOMINAL IN
overall_height3.500 INCHES NOMINAL IN
overall_length3.620 INCHES NOMINAL IN
winding_quantity1
frequency_in_hertz60.0 NOMINAL
mounting_slot_width0.187 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
mounting_facility_patternTRIANGLE SINGLE MOUNTING FACILITY
terminal_type_and_quantity10 SCREW CONTACTS
mounting_facility_type_and_quantity3 SLOTTED HOLE SINGLE MOUNTING FACILITY
main_contact_maximum_voltage_rating_in_volts240.0 AC
NSN5945-00-082-9540
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RELAY,ELECTROMAGNETIC TITLE COMPONENT PN FPR42UN20 MFR RELAY,ELECTROMAGNETIC
KEY FEATURES
•
MOUNTING SLOT WIDTH: 0.187 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
•
AUXILIARY CONTACT MAXIMUM VOLTAGE RATING IN VOLTS: 240.0 AC
•
DUTY TYPE: INTERMITTENT
•
MOUNTING FACILITY TYPE AND QUANTITY: 3 SLOTTED HOLE SINGLE MOUNTING FACILITY
•
MAIN CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE: 20.0 AMPERES AC INDUCTIVE LOAD
•
MAIN CONTACT MAXIMUM VOLTAGE RATING IN VOLTS: 240.0 AC
•
OPERATING VOLTAGE RATING AND TYPE AT SPECIFIED TEMP: 120.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING SLOT WIDTH0.187 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
AUXILIARY CONTACT MAXIMUM VOLTAGE RATING IN VOLTS240.0 AC
DUTY TYPEINTERMITTENT
MOUNTING FACILITY TYPE AND QUANTITY3 SLOTTED HOLE SINGLE MOUNTING FACILITY
MAIN CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE20.0 AMPERES AC INDUCTIVE LOAD
MAIN CONTACT MAXIMUM VOLTAGE RATING IN VOLTS240.0 AC
OPERATING VOLTAGE RATING AND TYPE AT SPECIFIED TEMP120.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING
WINDING QUANTITY1
TERMINAL TYPE AND QUANTITY2 SCREW ENERGIZING ELEMENT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
31762Interchangeable
interchangeable cross-reference
interchangeable
7-31762Interchangeable
interchangeable cross-reference
interchangeable
8134567Interchangeable
interchangeable cross-reference
interchangeable
FC866Interchangeable
interchangeable cross-reference
interchangeable
31730Interchangeable
interchangeable cross-reference
interchangeable
21261-6Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FPR42UN20?
FPR42UN20 is a RELAY,ELECTROMAGNETIC.
What parts can replace FPR42UN20?
There are 17 known substitutes for FPR42UN20: 31762, 7-31762, 8134567 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for FPR42UN20?
FPR42UN20 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5945-00-082-9540. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: July 2026