MIL-SPEC · Electronic Components
RER75FR121R
Resistor, Fixed, Wire Wound, Induct
Part NumberRER75FR121R
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-407-1803 (NSN)
Federal Item NameRESISTOR,FIXED,WIRE WOUND,INDUCT
Federal Supply Class5905 — Resistors
Test Data Document81349-MIL-R-39009 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DA
Inclosure TypeENCASED
Body Height0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM
Reliability IndicatorESTABLISHED
Mounting Hole Size0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM
Distance Between Centerlines Of Mo1.552 INCHES MINIMUM AND 1.572 INCHES MAXIMUM
Body Width0.532 INCHES MINIMUM AND 0.656 INCHES MAXIMUM
Body Length1.876 INCHES MINIMUM AND 2.000 INCHES MAXIMUM
Ambient Temp At Full Rated Power25.0 CELSIUS
Ambient Temp In Deg Celsius At Zer275.0
Temp Range Of Temp Coefficient In-55.0 TO 275.0
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 RER75FR121R available?
We can source RER75FR121R 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 RER75FR121R by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If RER75FR121R 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 RER75FR121R?
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 RER75FR121R?
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.