MIL-SPEC · Electronic Components
RR3900E2C9J203
Resistor, Variable, Wire Wound, Pre
Part NumberRR3900E2C9J203
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-01-188-4273 (NSN)
Federal Item NameRESISTOR,VARIABLE,WIRE WOUND,PRE
Federal Supply Class5905 — Resistors
Temp Coefficient Of Resistance Per-10.0 TO 10.0 SINGLE SECTION
Ambient Temp In Deg Celsius Per Se70.0 SINGLE SECTION
Terminal LocationRADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED
Function Conformity Per SectionSINGLE SECTION INDEPENDENT LINEARITY
Actuator Travel Control FeatureSTOPS
Power Dissipation Rating Per Secti1.5 FREE AIR SINGLE SECTION
Terminal Type And Quantity3 TAB, SOLDER LUG
Resistance Tolerance Per Section I-3.0 TO 3.0 SINGLE SECTION
Device Design TypeAT 12:00 OCLOCK
Function Characteristic Per SectioSINGLE SECTION LINEAR
Test Data Document81349-MIL-PRF-12934 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE
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 RR3900E2C9J203 available?
We can source RR3900E2C9J203 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 RR3900E2C9J203 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If RR3900E2C9J203 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 RR3900E2C9J203?
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 RR3900E2C9J203?
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.