Boeing · Electronic Components
444-0218-021
Resistor, Variable, Wire Wound, Non
Part Number444-0218-021
ManufacturerBoeing
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-479-9639 (NSN)
Federal Item NameRESISTOR,VARIABLE,WIRE WOUND,NON
Federal Supply Class5905 — Resistors
Overall Width0.580 INCHES NOMINAL
Shaft StyleROUND, SLOTTED
Body StyleRECTANGULAR W/MOUNTING HOLES
Overall Length0.560 INCHES NOMINAL
Mechanical Backlash In Deg Angular0.5
Mounting Facility Quantity2
Terminal Type And Quantity3 PIN
Lateral Distance Between Mounting0.520 INCHES NOMINAL
Actuator TypeSINGLE SHAFT
Center To Center Distance Between0.100 INCHES NOMINAL
Resistance Tolerance Per Section I-5.0 TO 5.0 SINGLE SECTION
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 444-0218-021 available?
We can source 444-0218-021 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 444-0218-021 by Boeing obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 444-0218-021 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 444-0218-021?
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 444-0218-021?
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.