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PartsTable / COMPONENT / 503-9420-003
503-9420-003 ✓ 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: 2.250 INCHES MAXIMUM IN, body_height: 2.625 INCHES MAXIMUM IN, body_length: 2.375 INCHES MAXIMUM IN, rating_method: ELECTRICAL SINGLE COMPONENT SINGLE WINDING, inclosure_type: HERMETICALLY SEALED, inductance_type: SWINGING. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-221-6590, 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
503-9420-003
NSN: 5950-00-221-6590
FSC: 5950
CAGE: 13499 — ROCKWELL COLLINS, INC. DBA COLLINS AEROSPACE GOVERNMENT SYSTEMS DIV COLLINS AEROSPACE - GOVERNMENT SYSTEMS (USA)
SPECIFICATIONS
body_width2.250 INCHES MAXIMUM IN
body_height2.625 INCHES MAXIMUM IN
body_length2.375 INCHES MAXIMUM IN
rating_methodELECTRICAL SINGLE COMPONENT SINGLE WINDING
inclosure_typeHERMETICALLY SEALED
inductance_typeSWINGING
mounting_methodTHREADED HOLE(S) SINGLE GROUP
frequency_rating380.0 HERTZ MINIMUM AND 3.52 KILOHERTZ MAXIMUM SINGLE COMPONENT
winding_quantity1 SINGLE COMPONENT
inductance_rating15.00 HENRY MINIMUM AND 22.00 HENRY MAXIMUM SINGLE COMPONENT SINGLE WINDING
nominal_thread_size0.164 INCHES SINGLE GROUP IN
reliability_indicatorNOT ESTABLISHED
NSN5950-00-221-6590
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available REACTOR TITLE COMPONENT PN 503-9420-003 MFR REACTOR
KEY FEATURES
•
INDUCTANCE RATING: 15.00 HENRY MINIMUM AND 22.00 HENRY MAXIMUM SINGLE COMPONENT SINGLE WINDING
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 1.406 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
•
WINDING QUANTITY: 1 SINGLE COMPONENT
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
•
TERMINAL TYPE AND QUANTITY: 2 TAB, SOLDER LUG
•
INCLOSURE TYPE: HERMETICALLY SEALED
•
NOMINAL THREAD SIZE: 0.164 INCHES SINGLE GROUP IN
•
RELIABILITY INDICATOR: NOT ESTABLISHED
TECHNICAL CHARACTERISTICS (FLIS)
INDUCTANCE RATING15.00 HENRY MINIMUM AND 22.00 HENRY MAXIMUM SINGLE COMPONENT SINGLE WINDING
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH1.406 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
WINDING QUANTITY1 SINGLE COMPONENT
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
TERMINAL TYPE AND QUANTITY2 TAB, SOLDER LUG
INCLOSURE TYPEHERMETICALLY SEALED
NOMINAL THREAD SIZE0.164 INCHES SINGLE GROUP IN
RELIABILITY INDICATORNOT ESTABLISHED
MOUNTING FACILITY QUANTITY4 SINGLE GROUP
BODY LENGTH2.375 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
5362-5Interchangeable
interchangeable cross-reference
interchangeable
13456Interchangeable
interchangeable cross-reference
interchangeable
701218Interchangeable
interchangeable cross-reference
interchangeable
4002-7KInterchangeable
interchangeable cross-reference
interchangeable
650076Interchangeable
interchangeable cross-reference
interchangeable
70321Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 503-9420-003?
503-9420-003 is a REACTOR.
What parts can replace 503-9420-003?
There are 9 known substitutes for 503-9420-003: 5362-5, 13456, 701218 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 503-9420-003?
503-9420-003 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-221-6590. 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