Memcor Inc. · Electronic Components
SA3B561F
Resistor, Fixed, Wire Wound, Induct
Part NumberSA3B561F
ManufacturerMemcor Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-581-7588 (NSN)
Federal Item NameRESISTOR,FIXED,WIRE WOUND,INDUCT
Federal Supply Class5905 — Resistors
Electrical Resistance561.000 OHMS
Body Length0.625 INCHES NOMINAL
Ambient Temp At Full Rated Power25.0 CELSIUS
Terminal TypeWIRE LEAD
Body Diameter0.250 INCHES NOMINAL
Power Dissipation Rating In Watts4.000 FREE AIR
Inclosure TypeENCAPSULATED
Ambient Temp In Deg Celsius At Zer275.0
Reliability IndicatorNOT ESTABLISHED
Temp Range Of Temp Coefficient In-55.0 TO 275.0
Style DesignatorAXIAL TERMINAL EACH END
Vendor Part NumbersRS2-561F, 17361-25-5-458
Cancelled NSN5905-00-825-6142 (cancelled)
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 SA3B561F available?
We can source SA3B561F 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 SA3B561F by Memcor Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SA3B561F 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 SA3B561F?
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 SA3B561F?
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.