Bae Systems Information And Electronic Systems Integration Inc. · Electronic Components
640290
Transformer, Radio Frequency
Part Number640290
ManufacturerBae Systems Information And Electronic Systems Integration Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-645-6847 (NSN)
Federal Item NameTRANSFORMER,RADIO FREQUENCY
Federal Supply Class5950 — Coils and Transformers
Thread Quantity Per Inch48 SINGLE GROUP
Reliability IndicatorNOT ESTABLISHED
Body Length1.435 INCHES NOMINAL
Center To Center Distance Between1.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Frequency Rating85.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE SECONDARY
Nominal Thread Size0.099 INCHES SINGLE GROUP
Adjustment Method And Quantity1 ADJUSTABLE CAPACITOR SINGLE COMPONENT
Terminal Type And Quantity4 THREADED STUD
Inclosure TypeFULLY INCLOSED
Inductance Rating10.64 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Cancelled NSN5950-00-093-6138 (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 640290 available?
We can source 640290 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 640290 by Bae Systems Information And Electronic Systems Integration Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 640290 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 640290?
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 640290?
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.