Instrument Transformers Inc. · Electronic Components
5SFT301
Transformer, Current
Part Number5SFT301
ManufacturerInstrument Transformers Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-01-364-4727 (NSN)
Federal Item NameTRANSFORMER,CURRENT
Federal Supply Class5950 — Coils and Transformers
Body Length3.530 INCHES NOMINAL
Terminal Type And Quantity2 THREADED STUD
Input Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Mounting MethodSLOT ALL GROUPINGS
Mounting Slot Width1.770 INCHES NOMINAL ALL GROUPINGS
Mounting Facility Quantity4 ALL GROUPINGS
Distance Between Mounting Facility1.770 INCHES NOMINAL FIRST MOUNTING FACILITY FIRST CENTER GROUP
Center To Center Distance Between2.750 INCHES NOMINAL ALL MOUNTING FACILITIES ALL CENTER GROUPINGS
Body Height3.650 INCHES NOMINAL
Inclosure TypeFULLY INCLOSED
Body Width1.090 INCHES NOMINAL
Vendor Part Numbers858-43548-80
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 5SFT301 available?
We can source 5SFT301 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 5SFT301 by Instrument Transformers Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 5SFT301 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 5SFT301?
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 5SFT301?
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.