Piconics, Inc. · Electronic Components
ST221K8I
Coil, Radio Frequency
Part NumberST221K8I
ManufacturerPiconics, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-01-075-9551 (NSN)
Federal Item NameCOIL,RADIO FREQUENCY
Federal Supply Class5950 — Coils and Transformers
Adjustment Method And Quantity1 ADJUSTABLE CORE SINGLE COMPONENT
Inductance Rating0.16 MICROHENRIES MINIMUM AND 0.22 MICROHENRIES MAXIMUM SINGLE COMPONENT SINGLE WINDING
Terminal Type And Quantity2 WIRE LEAD
Body Width0.093 INCHES NOMINAL
Winding Operating Current180.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
Coil Form TypeHOLLOW SINGLE COMPONENT
Core ConstructionPOWDERED SINGLE COMPONENT
Quality Factor30 MINIMUM SINGLE COMPONENT SINGLE WINDING
Dc Resistance Rating In Ohms0.400 SINGLE COMPONENT SINGLE WINDING
Body Length0.187 INCHES NOMINAL
Adjustment Device Drive TypeSLOTTED SCREW 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 ST221K8I available?
We can source ST221K8I 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 ST221K8I by Piconics, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If ST221K8I 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 ST221K8I?
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 ST221K8I?
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.