MIL-SPEC · Electronic Components
RER55F40R2R
Resistor, Fixed, Wire Wound, Nonind
Part NumberRER55F40R2R
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-101-2270 (NSN)
Federal Item NameRESISTOR,FIXED,WIRE WOUND,NONIND
Federal Supply Class5905 — Resistors
Body Height0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM
Power Dissipation Rating In Watts10.000 FREE AIR
Unpackaged Unit Weight35.0 GRAMS NOMINAL
Temp Range Of Temp Coefficient In-55.0 TO 275.0
Body Length1.876 INCHES MINIMUM AND 2.000 INCHES MAXIMUM
Reliability IndicatorESTABLISHED
Ambient Temp At Full Rated Power25.0 CELSIUS
Reactance CharacteristicNONINDUCTIVE
Terminal TypeTAB, SOLDER LUG
Terminal Length0.376 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
Test Data Document81349-MIL-R-39009 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DA
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 RER55F40R2R available?
We can source RER55F40R2R 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 RER55F40R2R by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If RER55F40R2R 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 RER55F40R2R?
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 RER55F40R2R?
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.