MIL-SPEC · Electronic Components
RB54CE1R840D
Resistor, Fixed, Wire Wound
Part NumberRB54CE1R840D
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-935-8430 (NSN)
Federal Item NameRESISTOR,FIXED,WIRE WOUND
Federal Supply Class5905 — Resistors
Ambient Temp At Full Rated Power125.0 CELSIUS
Power Dissipation Rating In Watts0.250 FREE AIR
Body Length0.750 INCHES NOMINAL
Terminal TypeWIRE LEAD
Temp Range Of Temp Coefficient In-65.0 TO 145.0
Inclosure TypeENCAPSULATED
Reliability IndicatorNOT ESTABLISHED
Body Diameter0.250 INCHES NOMINAL
Ambient Temp In Deg Celsius At Zer145.0
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
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 RB54CE1R840D available?
We can source RB54CE1R840D 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 RB54CE1R840D by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If RB54CE1R840D 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 RB54CE1R840D?
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 RB54CE1R840D?
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.