MIL-SPEC · Electronic Components
RER45F2R21M
Resistor, Fixed, Wire Wound, Nonind
Part NumberRER45F2R21M
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-01-272-5777 (NSN)
Federal Item NameRESISTOR,FIXED,WIRE WOUND,NONIND
Federal Supply Class5905 — Resistors
Electrical Resistance2.210 OHMS
Reactance CharacteristicNONINDUCTIVE
Temp Range Of Temp Coefficient In-55.0 TO 275.0
Body Height0.406 INCHES NOMINAL
Reliability Failure Rate Level In1.000
Terminal Length0.250 INCHES MINIMUM AND 0.374 INCHES MAXIMUM
Style DesignatorAXIAL TERMINAL (S)
Power Dissipation Rating In Watts6.000 FREE AIR
Distance Between Centerlines Of Mo0.562 INCHES NOMINAL
Reliability IndicatorESTABLISHED
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 RER45F2R21M available?
We can source RER45F2R21M 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 RER45F2R21M by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If RER45F2R21M 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 RER45F2R21M?
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 RER45F2R21M?
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.