Magnetika · Electronic Components
GR307
Transformer, Audio Frequency
Part NumberGR307
ManufacturerMagnetika
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-917-3563 (NSN)
Federal Item NameTRANSFORMER,AUDIO FREQUENCY
Federal Supply Class5950 — Coils and Transformers
Frequency Rating100.0 HERTZ MINIMUM AND 20.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
Reliability IndicatorNOT ESTABLISHED
Mounting Facility Quantity2 SINGLE GROUP
Distance Between Mounting Facility0.688 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Thread Quantity Per Inch56 SINGLE GROUP
Maximum Transformer Power Rating1.0 WATTS SINGLE COMPONENT
Inclosure TypeFULLY INCLOSED
Terminal Type And Quantity8 SOLDER STUD
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Nominal Thread Size0.086 INCHES SINGLE GROUP
Impedance Rating In Ohms125.0 NOMINAL SINGLE COMPONENT ALL PRIMARY
Vendor Part NumbersGR307S
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 GR307 available?
We can source GR307 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 GR307 by Magnetika obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If GR307 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 GR307?
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 GR307?
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.