Raytheon · Electronic Components
531021-220
Resistor, Thermal
Part Number531021-220
ManufacturerRaytheon
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-172-7712 (NSN)
Federal Item NameRESISTOR,THERMAL
Federal Supply Class5905 — Resistors
Zero Power Resistance22.000 OHMS
Body Length0.406 INCHES NOMINAL
Style DesignatorROD
Reference Temp In Deg Celsius25.0
Reliability IndicatorNOT ESTABLISHED
Terminal Length1.500 INCHES NOMINAL
Maximum Power Dissipation Rating125.00 MILLIWATTS
Zero Power Resistance Tolerance In-5.0 TO 5.0
Body Outside Diameter0.140 INCHES NOMINAL
Ambient Temp At Full Rated Power100.0 CELSIUS
Maximum Operating Temp150.0 CELSIUS
ESD/EMICode B — 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 531021-220 available?
We can source 531021-220 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 531021-220 by Raytheon obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 531021-220 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 531021-220?
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 531021-220?
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.