Bourns · Electronic Components
3543S-91-101
Resistor, Variable, Wire Wound, Pre
Part Number3543S-91-101
ManufacturerBourns
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-01-263-5839 (NSN)
Federal Item NameRESISTOR,VARIABLE,WIRE WOUND,PRE
Federal Supply Class5905 — Resistors
Shaft StyleROUND, SLOTTED
Precious MaterialGOLD
Temp Coefficient Of Resistance Wir-20.0 TO 20.0 SINGLE SECTION
Power Dissipation Rating Per Secti1.0 FREE AIR SINGLE SECTION
Ambient Temp In Deg Celsius Per Se70.0 SINGLE SECTION
Device Design TypeAT 12:00 OCLOCK
Terminal LocationRADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED
Actuator Travel Control FeatureSTOPS
Precious Material And LocationTERMINAL SURFACES GOLD
Function Characteristic Per SectioSINGLE SECTION LINEAR
Resistance Tolerance Per Section I-5.0 TO 5.0 SINGLE SECTION
Vendor Part NumbersSPA-R-30371
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 3543S-91-101 available?
We can source 3543S-91-101 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 3543S-91-101 by Bourns obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 3543S-91-101 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 3543S-91-101?
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 3543S-91-101?
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.