Ward Leonard Ct · Electronic Components
12-5C18
Resistor, Fixed, Wire Wound
Part Number12-5C18
ManufacturerWard Leonard Ct
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-228-5866 (NSN)
Federal Item NameRESISTOR,FIXED,WIRE WOUND
Federal Supply Class5905 — Resistors
Reliability IndicatorNOT ESTABLISHED
Body Length1.750 INCHES NOMINAL
Terminal TypeWIRE LEAD
Ambient Temp At Full Rated Power25.0 CELSIUS
Inclosure TypeENCAPSULATED
Body Diameter0.375 INCHES NOMINAL
Power Dissipation Rating In Watts12.500 FREE AIR
Ambient Temp In Deg Celsius At Zer350.0
Electrical Resistance18.000 OHMS
Style DesignatorAXIAL TERMINAL EACH END
Resistance Tolerance In Percent-5.000 TO 5.000
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 12-5C18 available?
We can source 12-5C18 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 12-5C18 by Ward Leonard Ct obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 12-5C18 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 12-5C18?
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 12-5C18?
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.