Freed Transformer · Electronic Components
43391
Transformer, Current
Part Number43391
ManufacturerFreed Transformer
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-01-322-5967 (NSN)
Federal Item NameTRANSFORMER,CURRENT
Federal Supply Class5950 — Coils and Transformers
Input Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Body Length0.680 INCHES MAXIMUM
Reliability IndicatorNOT ESTABLISHED
Mounting Facility Quantity2 SINGLE GROUP
Winding Operating Current170.0 MILLIAMPERES DC NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Maximum Operating Temp130.0 CELSIUS
Body Outside Diameter0.560 INCHES MAXIMUM
Terminal Type And Quantity5 PIN
Frequency Rating1.0 KILOHERTZ NOMINAL SINGLE COMPONENT
Nominal Thread Size0.112 INCHES SINGLE GROUP
Inclosure TypeFULLY INCLOSED
Vendor Part Numbers128EDCA00533-1
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 43391 available?
We can source 43391 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 43391 by Freed Transformer obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 43391 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 43391?
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 43391?
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.