MIL-SPEC · Electronic Components
RB54CE4R020D
Resistor, Fixed, Wire Wound
Part NumberRB54CE4R020D
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-01-257-2009 (NSN)
Federal Item NameRESISTOR,FIXED,WIRE WOUND
Federal Supply Class5905 — Resistors
Test Data Document81349-MIL-R-93 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA
Resistance Tolerance In Percent-0.500 TO 0.500
Temp Range Of Temp Coefficient In-65.0 TO 145.0
Power Dissipation Rating In Watts0.250 FREE AIR
Body Length0.750 INCHES NOMINAL
Terminal TypeWIRE LEAD
Inclosure TypeENCAPSULATED
Reactance CharacteristicNONINDUCTIVE
Reliability IndicatorNOT ESTABLISHED
Ambient Temp At Full Rated Power125.0 CELSIUS
Ambient Temp In Deg Celsius At Zer145.0
Cancelled NSN5905-00-762-3431 (cancelled)
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 RB54CE4R020D available?
We can source RB54CE4R020D 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 RB54CE4R020D by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If RB54CE4R020D 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 RB54CE4R020D?
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 RB54CE4R020D?
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.