MIL-SPEC · Electronic Components
RBR52LR3920FR
Resistor, Fixed, Wire Wound
Part NumberRBR52LR3920FR
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-400-9820 (NSN)
Federal Item NameRESISTOR,FIXED,WIRE WOUND
Federal Supply Class5905 — Resistors
Test Data Document81349-MIL-R-39005 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DA
Style DesignatorAXIAL TERMINAL EACH END
Power Dissipation Rating In Watts0.500 FREE AIR
Terminal TypeWIRE LEAD
Reliability IndicatorESTABLISHED
Reliability Failure Rate Level In0.010
Body Diameter0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM
Body Length0.968 INCHES MINIMUM AND 1.020 INCHES MAXIMUM
Inclosure TypeENCAPSULATED
Terminal Length1.500 INCHES MINIMUM
Cubic Measure0.110 CUBIC INCHES
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 RBR52LR3920FR available?
We can source RBR52LR3920FR 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 RBR52LR3920FR by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If RBR52LR3920FR 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 RBR52LR3920FR?
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 RBR52LR3920FR?
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.