Ward Leonard Ct · Electronic Components
J81-0578
Resistor Network, Fixed, Wire Woun
Part NumberJ81-0578
ManufacturerWard Leonard Ct
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-01-009-9461 (NSN)
Federal Item NameRESISTOR NETWORK,FIXED,WIRE WOUN
Federal Supply Class5905 — Resistors
Identical Value Resistor Quantity1 HIGHEST RESISTANCE VALUE
Electrical Resistance0.180 OHMS LOWEST RESISTANCE VALUE
Style DesignatorTERMINALS EACH END
Terminal TypeTHREADED STUD
Body Height3.500 INCHES NOMINAL
Reliability IndicatorNOT ESTABLISHED
Inclosure MethodUNINCLOSED
Body Width4.250 INCHES NOMINAL
Terminal Quantity4
Body Length10.500 INCHES NOMINAL
Resistance Tolerance In Percent-1.000 TO 1.000 EACH RESISTOR
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 J81-0578 available?
We can source J81-0578 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 J81-0578 by Ward Leonard Ct obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If J81-0578 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 J81-0578?
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 J81-0578?
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.