Thordarson Inc. · Electronic Components
21F13
Transformer, Power
Part Number21F13
ManufacturerThordarson Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-919-1827 (NSN)
Federal Item NameTRANSFORMER,POWER
Federal Supply Class5950 — Coils and Transformers
Mounting MethodFLANGE AND SLOT SINGLE GROUP
Body Width2.500 INCHES NOMINAL
Winding Operating Voltage117.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Terminal Type And Quantity5 TAB, SOLDER LUG
Input Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Body Height3.125 INCHES NOMINAL
Center To Center Distance Between2.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Inclosure TypeOPEN
Winding Function And Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Mounting Slot Width0.188 INCHES NOMINAL SINGLE GROUP
Frequency Rating50.0 HERTZ NOMINAL AND 60.0 HERTZ NOMINAL SINGLE COMPONENT
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 21F13 available?
We can source 21F13 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 21F13 by Thordarson Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 21F13 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 21F13?
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 21F13?
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.