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MIL-SPEC  · Electronic Components

RLR05C4221FS

Resistor, Fixed, Film

Part NumberRLR05C4221FS
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameRESISTOR,FIXED,FILM
Federal Supply Class5905 — Resistors
Temp Range Of Temp Coefficient In-55.0 TO 150.0
Ambient Temp In Deg Celsius At Zer150.0
Style DesignatorAXIAL TERMINAL EACH END
Unpackaged Unit Weight0.300 GRAMS
Test Data Document81349-MIL-R-39017 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DA
Inclosure TypeENCAPSULATED
Terminal TypeWIRE LEAD
Body Diameter0.066 INCHES NOMINAL
Reliability IndicatorESTABLISHED
Electrical Resistance4.220 KILOHMS
Terminal Length1.250 INCHES NOMINAL
Cancelled NSN5905-01-096-8795 (cancelled)
ESD/EMICode B — ESD/EMI sensitive item
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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

Frequently asked

Is RLR05C4221FS available?
We can source RLR05C4221FS 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 RLR05C4221FS by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If RLR05C4221FS 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 RLR05C4221FS?
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 RLR05C4221FS?
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.