Fisica Applied Technologies, Inc. · Electronic Components
221578-3
Form, Coil — Coils and Transformers
Part Number221578-3
ManufacturerFisica Applied Technologies, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-492-1805 (NSN)
Federal Item NameFORM,COIL
Federal Supply Class5950 — Coils and Transformers
Overall Diameter0.271 INCHES NOMINAL
Surface ConditionPLAIN
Mounting MethodTERMINAL
MaterialPLASTIC POLYTETRAFLUOROETHYLENE
Overall Length2.082 INCHES NOMINAL
Coil Form TypeHOLLOW
Precious MaterialGOLD
Nominal Thread Size0.125 INCHES
Overall Height0.803 INCHES NOMINAL
Contact MaterialCOPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
Insert MaterialPLASTIC DIALLYL PHTHALATE SINGLE MATING END
Distance Between Mounting Facility2.280 INCHES NOMINAL
Terminal LocationBACK SINGLE MATING END SINGLE CONTACT GROUPING
Contact RemovabilityREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
Connector Locking MethodSCREW
Contact Maximum Current Rating In3.0 SINGLE MATING END SINGLE CONTACT GROUPING
ESD/EMICode A — ESD/EMI sensitive item
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 221578-3 available?
We can source 221578-3 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 221578-3 by Fisica Applied Technologies, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 221578-3 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 221578-3?
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 221578-3?
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.