MIL-SPEC · Electronic Components
RER70F21R0R
Resistor, Fixed, Wire Wound, Induct
Part NumberRER70F21R0R
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-306-2785 (NSN)
Federal Item NameRESISTOR,FIXED,WIRE WOUND,INDUCT
Federal Supply Class5905 — Resistors
Style DesignatorAXIAL TERMINAL (S)
Unpackaged Unit Weight15.0 GRAMS
Body Height0.531 INCHES MINIMUM AND 0.593 INCHES MAXIMUM
Mounting Hole Size0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM
Cubic Measure0.317 CUBIC INCHES
Reliability Failure Rate Level In0.010
Reliability IndicatorESTABLISHED
Temp Range Of Temp Coefficient In-55.0 TO 275.0
Terminal TypeTAB, SOLDER LUG
Body Length1.000 INCHES MINIMUM AND 1.124 INCHES MAXIMUM
Ambient Temp At Full Rated Power25.0 CELSIUS
Cancelled NSN5905-00-949-0935 (cancelled)
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 RER70F21R0R available?
We can source RER70F21R0R 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 RER70F21R0R by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If RER70F21R0R 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 RER70F21R0R?
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 RER70F21R0R?
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.