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Technical Data Sheet
PartsTable / COMPONENT / 574B4-1
574B4-1 ✓ 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 REACTOR is a the manufacturer industrial component. Key specifications include body_width: 1.594 INCHES NOMINAL IN, body_height: 2.062 INCHES NOMINAL IN, body_length: 1.594 INCHES NOMINAL IN, rating_method: ELECTRICAL SINGLE COMPONENT SINGLE WINDING, turn_quantity: 5050 SINGLE COMPONENT SINGLE WINDING, inclosure_type: HERMETICALLY SEALED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-647-6439, 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
574B4-1
NSN: 5950-00-647-6439
FSC: 5950
CAGE: 94033 — CARDWELL CONDENSER CORP LAPOINTE-ADMIRAL DIV (USA)
SPECIFICATIONS
body_width1.594 INCHES NOMINAL IN
body_height2.062 INCHES NOMINAL IN
body_length1.594 INCHES NOMINAL IN
rating_methodELECTRICAL SINGLE COMPONENT SINGLE WINDING
turn_quantity5050 SINGLE COMPONENT SINGLE WINDING
inclosure_typeHERMETICALLY SEALED
inductance_typeFIXED
mounting_methodUNTHREADED HOLE(S) SINGLE GROUP
frequency_rating400.0 HERTZ NOMINAL SINGLE COMPONENT
winding_quantity1 SINGLE COMPONENT
inductance_rating20.00 HENRY MAXIMUM SINGLE COMPONENT SINGLE WINDING
reliability_indicatorNOT ESTABLISHED
NSN5950-00-647-6439
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available REACTOR TITLE COMPONENT PN 574B4-1 MFR REACTOR
KEY FEATURES
•
DC RESISTANCE RATING IN OHMS: 450.000 SINGLE COMPONENT SINGLE WINDING
•
RELIABILITY INDICATOR: NOT ESTABLISHED
•
BODY WIDTH: 1.594 INCHES NOMINAL IN
•
MOUNTING HOLE DIAMETER: 0.219 INCHES NOMINAL SINGLE GROUP IN
•
WINDING OPERATING CURRENT: 3.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE WINDING
•
MOUNTING FACILITY QUANTITY: 2 SINGLE GROUP
•
TURN QUANTITY: 5050 SINGLE COMPONENT SINGLE WINDING
•
BODY LENGTH: 1.594 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
DC RESISTANCE RATING IN OHMS450.000 SINGLE COMPONENT SINGLE WINDING
RELIABILITY INDICATORNOT ESTABLISHED
BODY WIDTH1.594 INCHES NOMINAL IN
MOUNTING HOLE DIAMETER0.219 INCHES NOMINAL SINGLE GROUP IN
WINDING OPERATING CURRENT3.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE WINDING
MOUNTING FACILITY QUANTITY2 SINGLE GROUP
TURN QUANTITY5050 SINGLE COMPONENT SINGLE WINDING
BODY LENGTH1.594 INCHES NOMINAL IN
FREQUENCY RATING400.0 HERTZ NOMINAL SINGLE COMPONENT
WINDING QUANTITY1 SINGLE COMPONENT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
157063-1Interchangeable
interchangeable cross-reference
interchangeable
FB19Interchangeable
interchangeable cross-reference
interchangeable
E19Interchangeable
interchangeable cross-reference
interchangeable
8107A052Interchangeable
interchangeable cross-reference
interchangeable
87-0434Interchangeable
interchangeable cross-reference
interchangeable
1504Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 574B4-1?
574B4-1 is a REACTOR.
What parts can replace 574B4-1?
There are 13 known substitutes for 574B4-1: 157063-1, FB19, E19 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 574B4-1?
574B4-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-647-6439. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026