Rockwell Collins · Electronic Components
278-0351-290
Coil, Radio Frequency
Part Number278-0351-290
ManufacturerRockwell Collins
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-01-021-4649 (NSN)
Federal Item NameCOIL,RADIO FREQUENCY
Federal Supply Class5950 — Coils and Transformers
Coil Form TypeSOLID SINGLE COMPONENT
Quality Factor38 MINIMUM SINGLE COMPONENT SINGLE WINDING
Inclosure TypeFULLY INCLOSED
Dc Resistance Rating In Ohms70.000 SINGLE COMPONENT SINGLE WINDING
Inductance Rating4.70 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
Reliability IndicatorNOT ESTABLISHED
Body Length0.500 INCHES MAXIMUM
Body Outside Diameter0.380 INCHES MAXIMUM
Terminal Type And Quantity2 PIN
Winding Operating Current55.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
Mounting MethodTERMINAL SINGLE GROUP
Vendor Part Numbers9 405-56
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 278-0351-290 available?
We can source 278-0351-290 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 278-0351-290 by Rockwell Collins obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 278-0351-290 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 278-0351-290?
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 278-0351-290?
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.