Wells-Gardner Electronics Corp. · Electronic Components
9A1581
Transformer, Radio Frequency
Part Number9A1581
ManufacturerWells-Gardner Electronics Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-387-0279 (NSN)
Federal Item NameTRANSFORMER,RADIO FREQUENCY
Federal Supply Class5950 — Coils and Transformers
Winding Conductor Size0.00397 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE PRIMARY
Turn Quantity3-1/2 SINGLE COMPONENT SINGLE PRIMARY
Coil Form TypeSOLID SINGLE COMPONENT
Nominal Thread Size0.138 INCHES SINGLE GROUP
Rating MethodWINDING TURNS AND ELECTRICAL SINGLE COMPONENT SINGLE SECONDARY
Reliability IndicatorNOT ESTABLISHED
Body Length1.688 INCHES NOMINAL
Terminal Type And Quantity3 TAB, SOLDER LUG
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Distance Between Mounting Facility0.688 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Frequency Rating9.5 MEGAHERTZ MINIMUM AND 13.5 MEGAHERTZ MAXIMUM SINGLE COMPONENT
Vendor Part Numbers1084E113CK
Cancelled NSN5950-00-545-7857 (cancelled)
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 9A1581 available?
We can source 9A1581 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 9A1581 by Wells-Gardner Electronics Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 9A1581 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 9A1581?
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 9A1581?
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.