MIL-SPEC · Electronic Components
RR4000C2B8K103
Resistor, Variable, Wire Wound, Pre
Part NumberRR4000C2B8K103
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-01-079-7223 (NSN)
Federal Item NameRESISTOR,VARIABLE,WIRE WOUND,PRE
Federal Supply Class5905 — Resistors
Terminal Type And Quantity3 TAB, SOLDER LUG
Power Dissipation Rating Per Secti2.0 FREE AIR SINGLE SECTION
Resistance Tolerance Per Section I-3.0 TO 3.0 SINGLE SECTION
Function Conformity Per SectionSINGLE SECTION INDEPENDENT LINEARITY
Mounting MethodSTANDARD BUSHING
Pilot Diameter Runout0.001 INCHES
Screw Thread Quantity Per Inch32.0
Shaft Radial Play0.002 INCHES
Screw Thread Series DesignatorUNEF
Screw Thread Diameter0.250 INCHES NOMINAL
Actuator Travel Control FeatureSTOPS
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 RR4000C2B8K103 available?
We can source RR4000C2B8K103 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 RR4000C2B8K103 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If RR4000C2B8K103 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 RR4000C2B8K103?
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 RR4000C2B8K103?
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.