Struthers-Dunn · Electronic Components
SR5W31-3
Resistor, Fixed, Wire Wound, Induct
Part NumberSR5W31-3
ManufacturerStruthers-Dunn
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-820-8294 (NSN)
Federal Item NameRESISTOR,FIXED,WIRE WOUND,INDUCT
Federal Supply Class5905 — Resistors
Electrical Resistance30.000 OHMS
Temp Range Of Temp Coefficient In-55.0 TO 275.0
Body Diameter0.312 INCHES NOMINAL
Terminal TypeWIRE LEAD
Ambient Temp At Full Rated Power50.0 CELSIUS
Inclosure TypeENCAPSULATED
Power Dissipation Rating In Watts5.000 FREE AIR
Ambient Temp In Deg Celsius At Zer275.0
Body Length1.000 INCHES NOMINAL
Style DesignatorAXIAL TERMINAL EACH END
Temp Coefficient Of Resistance In-20.0 TO 20.0
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 SR5W31-3 available?
We can source SR5W31-3 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 SR5W31-3 by Struthers-Dunn obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SR5W31-3 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 SR5W31-3?
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 SR5W31-3?
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.