Emcore LLC · Electronic Components
R2543
Resistor, Variable, Nonwire Wound,
Part NumberR2543
ManufacturerEmcore LLC
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-009-4533 (NSN)
Federal Item NameRESISTOR,VARIABLE,NONWIRE WOUND,
Federal Supply Class5905 — Resistors
Resistance Tolerance Per Section I-10.0 TO 10.0 SINGLE SECTION
Center To Center Distance Between0.200 INCHES NOMINAL
Actuator TypeFLUSH DRIVE WITH SLOT-HOLE
Terminal Type And Quantity3 PIN
Ambient Temp In Deg Celsius Per Se85.0 SINGLE SECTION
Body StyleCYLINDRICAL
Body Length0.180 INCHES NOMINAL
Mounting MethodTERMINAL
Electrical Resistance Per Section20.0 OHMS SINGLE SECTION
Terminal LocationREAR END
Body Diameter0.250 INCHES NOMINAL
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 R2543 available?
We can source R2543 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 R2543 by Emcore LLC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If R2543 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 R2543?
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 R2543?
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.