Sequa Corp. · Electronic Components
X11258
Transformer, Radio Frequency
Part NumberX11258
ManufacturerSequa Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-755-0104 (NSN)
Federal Item NameTRANSFORMER,RADIO FREQUENCY
Federal Supply Class5950 — Coils and Transformers
Turn Quantity23 SINGLE COMPONENT SINGLE SECONDARY
Body Outside Diameter0.328 INCHES NOMINAL
Terminal Type And Quantity4 WIRE LEAD
Frequency Rating30.0 MEGAHERTZ MAXIMUM SINGLE COMPONENT
Transformer FunctionINTERSTAGE
Reliability IndicatorNOT ESTABLISHED
Body Length0.656 INCHES NOMINAL
Nominal Thread Size0.250 INCHES SINGLE GROUP
Adjustment Method And Quantity1 ADJUSTABLE CORE SINGLE COMPONENT
Mounting MethodTHREADED BUSHING SINGLE GROUP
Inclosure TypeFULLY INCLOSED
Vendor Part Numbers573B19-3
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 X11258 available?
We can source X11258 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 X11258 by Sequa Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If X11258 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 X11258?
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 X11258?
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.