KOA Speer Electronics · Electronic Components
CF1/4-203J
Resistor, Fixed, Film
Part NumberCF1/4-203J
ManufacturerKOA Speer Electronics
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-01-465-5225 (NSN)
Federal Item NameRESISTOR,FIXED,FILM
Federal Supply Class5905 — Resistors
Temp Range Of Temp Coefficient In-55.0 TO 155.0
Electrical Resistance20.000 KILOHMS
Ambient Temp In Deg Celsius At Zer155.0
Power Dissipation Rating In Watts0.250 FREE AIR
Body Length0.256 INCHES NOMINAL
Reliability IndicatorNOT ESTABLISHED
Terminal Length1.060 INCHES MINIMUM AND 1.300 INCHES MAXIMUM
Body Diameter0.079 INCHES MINIMUM AND 0.099 INCHES MAXIMUM
Inclosure TypeENCAPSULATED
Terminal TypeWIRE LEAD
Style DesignatorAXIAL TERMINAL EACH END
Vendor Part NumbersR441477
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 CF1/4-203J available?
We can source CF1/4-203J 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 CF1/4-203J by KOA Speer Electronics obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If CF1/4-203J 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 CF1/4-203J?
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 CF1/4-203J?
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.