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Catalog / Joint Army-Navy Specifications Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M / RA20B1FK252AK
Joint Army-Navy Specifications Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M · Electronic Components
RA20B1FK252AK
Resistor, Variable, Wire Wound, Non
Part NumberRA20B1FK252AK
ManufacturerJoint Army-Navy Specifications Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-158-5446 (NSN)
Federal Item NameRESISTOR,VARIABLE,WIRE WOUND,NON
Federal Supply Class5905 — Resistors
Actuator TypeSINGLE SHAFT
Flat Height0.216 INCHES NOMINAL
Section Quantity1
Operating PositionSTART OF ROTATION SWITCH
Electrical Resistance Per Section2.500 KILOHMS SINGLE SECTION
Terminal Type And Quantity5 TAB, SOLDER LUG
Resistance Tolerance Per Section I-10.0 TO 10.0 SINGLE SECTION
Switch Voltage Rating In Volts117.0
First Flat Length2.000 INCHES NOMINAL
Mounting MethodSTANDARD BUSHING
Device Design TypeAT 9:00 OCLOCK LOCATION NOT OTHERWISE SPECIFIED
ESD/EMICode A — 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 RA20B1FK252AK available?
We can source RA20B1FK252AK 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 RA20B1FK252AK by Joint Army-Navy Specifications Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If RA20B1FK252AK 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 RA20B1FK252AK?
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 RA20B1FK252AK?
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.