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MIL-SPEC  · Electronic Components

RWR81S38R3FR

Resistor, Fixed, Wire Wound, Induct

Part NumberRWR81S38R3FR
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameRESISTOR,FIXED,WIRE WOUND,INDUCT
Federal Supply Class5905 — Resistors
Test Data Document81349-MIL-R-39007 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DA
Ambient Temp At Full Rated Power25.0 CELSIUS
Reliability IndicatorESTABLISHED
Terminal TypeWIRE LEAD
Ambient Temp In Deg Celsius At Zer275.0
Inclosure TypeENCAPSULATED
Temp Range Of Temp Coefficient In-55.0 TO 275.0
Reliability Failure Rate Level In0.010
Body Diameter0.085 INCHES NOMINAL
Body Length0.250 INCHES NOMINAL
Power Dissipation Rating In Watts1.000 FREE AIR
ESD/EMICode A — 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 RWR81S38R3FR available?
We can source RWR81S38R3FR 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 RWR81S38R3FR by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If RWR81S38R3FR 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 RWR81S38R3FR?
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 RWR81S38R3FR?
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.