Kearfott · Electronic Components
ES12539ISSUE2
Resistor, Fixed, Wire Wound
Part NumberES12539ISSUE2
ManufacturerKearfott
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-100-4868 (NSN)
Federal Item NameRESISTOR,FIXED,WIRE WOUND
Federal Supply Class5905 — Resistors
Ambient Temp In Deg Celsius At Zer340.0
Distance Between Centerlines Of Mo4.750 INCHES NOMINAL
Body Length4.000 INCHES NOMINAL
Reliability IndicatorNOT ESTABLISHED
Body Diameter0.562 INCHES NOMINAL
Style DesignatorRADIAL TERMINAL EACH END
Inclosure TypeENCAPSULATED
Mounting Hole Size0.161 INCHES NOMINAL
Terminal Length0.562 INCHES NOMINAL
Ambient Temp At Full Rated Power40.0 CELSIUS
Power Dissipation Rating In Watts50.000 FREE AIR
Vendor Part NumbersL50J75R
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 ES12539ISSUE2 available?
We can source ES12539ISSUE2 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 ES12539ISSUE2 by Kearfott obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If ES12539ISSUE2 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 ES12539ISSUE2?
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 ES12539ISSUE2?
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.