Ward Leonard Ct LLC · Electronic Components
18946
Resistor, Fixed, Wire Wound
Part Number18946
ManufacturerWard Leonard Ct LLC
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-243-0721 (NSN)
Federal Item NameRESISTOR,FIXED,WIRE WOUND
Federal Supply Class5905 — Resistors
Style DesignatorRADIAL TERMINAL EACH END
Ambient Temp In Deg Celsius At Zer340.0
Reliability IndicatorNOT ESTABLISHED
Body Diameter0.312 INCHES NOMINAL
Terminal Length0.469 INCHES NOMINAL
Power Dissipation Rating In Watts8.000 FREE AIR
Body Length1.000 INCHES NOMINAL
Terminal TypeTAB, SOLDER LUG
Inclosure TypeENCAPSULATED
Ambient Temp At Full Rated Power40.0 CELSIUS
Electrical Resistance4.000 KILOHMS
Vendor Part Numbers57E4025T7, 308-0229-00
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 18946 available?
We can source 18946 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 18946 by Ward Leonard Ct LLC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 18946 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 18946?
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 18946?
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.