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Vishay Sprague  · Electronic Components

139-43

Resistor, Variable, Nonwire Wound,

Part Number139-43
ManufacturerVishay Sprague
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameRESISTOR,VARIABLE,NONWIRE WOUND,
Federal Supply Class5905 — Resistors
Reliability IndicatorNOT ESTABLISHED
Shaft StyleROUND, SLOTTED
Shaft Diameter0.249 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
Function Conformity Per SectionSINGLE SECTION INDEPENDENT LINEARITY
Actuator Travel Control FeatureSTOPS
Effective Electrical Rotation In D335.0 MINIMUM AND 345.0 MAXIMUM
Ambient Temp In Deg Celsius Per Se25.0 SINGLE SECTION
Terminal LocationREAR END LOCATION NOT OTHERWISE SPECIFIED
Precious MaterialGOLD
Function Characteristic Per SectioSINGLE SECTION LINEAR
Device Design TypeAT 6:00 OCLOCK
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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

Frequently asked

Is 139-43 available?
We can source 139-43 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 139-43 by Vishay Sprague obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 139-43 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 139-43?
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 139-43?
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.