MIL-SPEC · Electronic Components
RER50F2R21R
Resistor, Fixed, Wire Wound, Nonind
Part NumberRER50F2R21R
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-506-6148 (NSN)
Federal Item NameRESISTOR,FIXED,WIRE WOUND,NONIND
Federal Supply Class5905 — Resistors
Electrical Resistance2.210 OHMS
Style DesignatorAXIAL TERMINAL (S)
Test Data Document81349-MILR39009 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA
Body Height0.562 INCHES NOMINAL0.562 INCHES NOMINAL
Reactance CharacteristicNONINDUCTIVENONINDUCTIVE
Heat Sink Height2.000 INCHES2.000 INCHES
Body Length1.062 INCHES NOMINAL1.062 INCHES NOMINAL
Terminal TypeTAB, SOLDER LUGTAB, SOLDER LUG
Heat Sink Thickness0.040 INCHES0.040 INCHES
Reliability Failure Rate Level In0.0100.010
Mounting Hole Size0.125 INCHES NOMINAL0.125 INCHES NOMINAL
Cancelled NSN5905-00-403-3360 (cancelled)
ESD/EMICode B — 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 RER50F2R21R available?
We can source RER50F2R21R 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 RER50F2R21R by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If RER50F2R21R 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 RER50F2R21R?
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 RER50F2R21R?
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.