MIL-SPEC · Electronic Components
RTH22ES121J
Resistor, Thermal
Part NumberRTH22ES121J
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-007-7405 (NSN)
Federal Item NameRESISTOR,THERMAL
Federal Supply Class5905 — Resistors
Terminal Diameter0.025 INCHES NOMINAL
Temp Points For Resistance Reading50.0 CELSIUS THIRD RESISTANCE-TEMPERATURE POINT
Terminal Type And Quantity2 WIRE LEAD
Resistance Tolerance At A Specifie-15.0 TO 15.0 SIXTH RESISTANCE-TEMPERATURE POINT
Inclosure TypeENCAPSULATED
Ambient Temp At Full Rated Power25.0 CELSIUS
Style DesignatorROD
Zero Power Resistance Tolerance In-5.0 TO 5.0
Test Data Document81349-MILT23648 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA
Maximum Operating Temp125.0 CELSIUS
Zero Power Resistance At Specified203.7 OHMS FIFTH RESISTANCE-TEMPERATURE POINT
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 RTH22ES121J available?
We can source RTH22ES121J 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 RTH22ES121J by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If RTH22ES121J 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 RTH22ES121J?
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 RTH22ES121J?
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.