Vishay Dale Electronics · Electronic Components
RS1-2-221F
Resistor, Fixed, Wire Wound
Part NumberRS1-2-221F
ManufacturerVishay Dale Electronics
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-068-0015 (NSN)
Federal Item NameRESISTOR,FIXED,WIRE WOUND
Federal Supply Class5905 — Resistors
Power Dissipation Rating In Watts0.750 FREE AIR
Ambient Temp At Full Rated Power25.0 CELSIUS
Body Diameter0.078 INCHES NOMINAL
Inclosure TypeENCAPSULATED
Reliability IndicatorNOT ESTABLISHED
Terminal TypeWIRE LEAD
Body Length0.312 INCHES NOMINAL
Temp Range Of Temp Coefficient In-55.0 TO 275.0
Ambient Temp In Deg Celsius At Zer275.0
Style DesignatorAXIAL TERMINAL EACH END
Electrical Resistance220.000 OHMS
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 RS1-2-221F available?
We can source RS1-2-221F 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 RS1-2-221F by Vishay Dale Electronics obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If RS1-2-221F 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 RS1-2-221F?
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 RS1-2-221F?
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.