Carbon/Graphite Group Inc. The · Electronic Components
25166
Transformer, Radio Frequency
Part Number25166
ManufacturerCarbon/Graphite Group Inc. The
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-647-8525 (NSN)
Federal Item NameTRANSFORMER,RADIO FREQUENCY
Federal Supply Class5950 — Coils and Transformers
Mounting MethodTERMINAL SINGLE GROUP
Turn Quantity11-1/2 SINGLE COMPONENT SINGLE SECONDARY
Inductance Rating2.10 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Body Outside Diameter0.500 INCHES NOMINAL
Rating MethodELECTRICAL AND WINDING TURNS SINGLE COMPONENT SINGLE SECONDARY
Body Length0.750 INCHES NOMINAL
Inclosure TypeOPEN
Winding Function And Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Winding Conductor Size0.00780 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE PRIMARY
Terminal Type And Quantity4 WIRE LEAD
Features ProvidedTINNED WIRE LEADS
Vendor Part Numbers57-80409-6
MaterialALUMINUM AND PLASTIC POLYESTER SECOND POSITION SHIELD FOIL CABLE
ColorWHITE FIRST POSITION PRIMARY INSULATION THIRD CONDUCTOR
Temp Rating-20.0 CELSIUS AND 80.0 CELSIUS
Round Conductor Size18 AWG ALL CONDUCTORS
Conductor Arrangement And Quantity6 SINGLES
Voltage Rating300.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE ALL CONDUCTORS
Strand Quantity Per Conductor16 ALL CONDUCTORS
Strand Awg Size Per Conductor30 ALL CONDUCTORS
Conductor Quantity6
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 25166 available?
We can source 25166 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 25166 by Carbon/Graphite Group Inc. The obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 25166 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 25166?
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 25166?
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.