Rockwell Collins · Electronic Components
543-2951-002
Transformer, Radio Frequency
Part Number543-2951-002
ManufacturerRockwell Collins
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-679-9418 (NSN)
Federal Item NameTRANSFORMER,RADIO FREQUENCY
Federal Supply Class5950 — Coils and Transformers
Reliability IndicatorNOT ESTABLISHED
Turn Quantity66 SINGLE COMPONENT SINGLE SECONDARY
Frequency Rating1.7 MEGAHERTZ MINIMUM AND 3.7 MEGAHERTZ MAXIMUM SINGLE COMPONENT
Winding Function And Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Body Length1.609 INCHES NOMINAL
Mounting MethodUNTHREADED HOLE(S) SINGLE GROUP
Mounting Hole Diameter0.296 INCHES NOMINAL SINGLE GROUP
Rating MethodWINDING TURNS SINGLE COMPONENT SINGLE PRIMARY
Coil Form TypeSOLID SINGLE COMPONENT
Overall Diameter0.375 INCHES NOMINAL
Winding Conductor Size0.00249 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE SECONDARY
RH Electronics, Inc. — independent stocking distributor since 1982.
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Frequently asked
Is 543-2951-002 available?
We can source 543-2951-002 even if it isn't in our active stock list. As an independent distributor we reach inventory outside the franchise channel — including hard-to-find and obsolete parts. Send us a quote request.
Is 543-2951-002 by Rockwell Collins obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 543-2951-002 has been discontinued, we can often source remaining stock or qualified alternates. Contact us with your quantity and target date.
How does RH Electronics verify parts like 543-2951-002?
Every incoming shipment is inspected under our ISO 9001:2015 quality system — documentation, markings, and construction checked against known-good references. For deeper analysis, we direct work through accredited independent labs. We've been an ERAI member since 1998 and a GIDEP participant.
Can you find a cross-reference or alternate for 543-2951-002?
Yes. Our team reads part numbers the way they were designed — decoding family, speed, temperature grade, package, and reliability level — to identify acceptable alternates when the exact part isn't available. Submit a quote request and we'll advise.