MIL-SPEC · Electronic Components
RB55CE46R40F
Resistor, Fixed, Wire Wound
Part NumberRB55CE46R40F
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-057-4423 (NSN)
Federal Item NameRESISTOR,FIXED,WIRE WOUND
Federal Supply Class5905 — Resistors
Terminal Length1.875 INCHES MINIMUM AND 2.125 INCHES MAXIMUM
Body Diameter0.219 INCHES MINIMUM AND 0.281 INCHES MAXIMUM
Temp Range Of Temp Coefficient In-65.0 TO 145.0
Ambient Temp In Deg Celsius At Zer145.0
Cubic Measure0.035 CUBIC INCHES
Body Length0.438 INCHES MINIMUM AND 0.562 INCHES MAXIMUM
Terminal TypeWIRE LEAD
Inclosure TypeENCAPSULATED
Ambient Temp At Full Rated Power125.0 CELSIUS
Power Dissipation Rating In Watts0.150 FREE AIR
Reliability IndicatorNOT ESTABLISHED
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 RB55CE46R40F available?
We can source RB55CE46R40F 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 RB55CE46R40F by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If RB55CE46R40F 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 RB55CE46R40F?
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 RB55CE46R40F?
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.