MIL-SPEC · Electronic Components
RW20G121
Resistor, Fixed, Wire Wound
Part NumberRW20G121
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-250-1577 (NSN)
Federal Item NameRESISTOR,FIXED,WIRE WOUND
Federal Supply Class5905 — Resistors
Resistance Tolerance In Percent-5.000 TO 5.000
Style DesignatorTERMINALS ONE EDGE
Distance Between Centerlines Of Mo2.000 INCHES NOMINAL
Terminal TypeTAB, SOLDER LUG
Body Width1.188 INCHES NOMINAL
Body Height0.656 INCHES NOMINAL
Reliability IndicatorNOT ESTABLISHED
Power Dissipation Rating In Watts15.000 FREE AIR
Mounting Hole Size0.196 INCHES NOMINAL
Inclosure TypeUNINCLOSED
Body Length1.250 INCHES NOMINAL
Cancelled NSN5905-00-504-4939 (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 RW20G121 available?
We can source RW20G121 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 RW20G121 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If RW20G121 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 RW20G121?
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 RW20G121?
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.