MIL-SPEC · Electronic Components
RB55CE15R40B
Resistor, Fixed, Wire Wound
Part NumberRB55CE15R40B
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-087-1082 (NSN)
Federal Item NameRESISTOR,FIXED,WIRE WOUND
Federal Supply Class5905 — Resistors
Temp Range Of Temp Coefficient In-65.0 TO 145.0
Ambient Temp In Deg Celsius At Zer145.0
Ambient Temp At Full Rated Power125.0 CELSIUS
Body Diameter0.215 INCHES MINIMUM AND 0.281 INCHES MAXIMUM
Terminal TypeWIRE LEAD
Cubic Measure0.035 CUBIC INCHES
Body Length0.438 INCHES MINIMUM AND 0.562 INCHES MAXIMUM
Terminal Length1.875 INCHES MINIMUM AND 2.125 INCHES MAXIMUM
Reliability IndicatorNOT ESTABLISHED
Power Dissipation Rating In Watts0.150 FREE AIR
Inclosure TypeENCAPSULATED
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 RB55CE15R40B available?
We can source RB55CE15R40B 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 RB55CE15R40B by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If RB55CE15R40B 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 RB55CE15R40B?
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 RB55CE15R40B?
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.