MIL-SPEC · Electronic Components
RBR53L51200AR
Resistor, Fixed, Wire Wound
Part NumberRBR53L51200AR
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-01-445-2298 (NSN)
Federal Item NameRESISTOR,FIXED,WIRE WOUND
Federal Supply Class5905 — Resistors
Resistance Tolerance In Percent-0.050 TO 0.050
Test Data Document81349-MIL-R-39005 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DA
Inclosure TypeENCAPSULATED
Ambient Temp In Deg Celsius At Zer145.0
Reliability IndicatorESTABLISHED
Terminal TypeWIRE LEAD
Ambient Temp At Full Rated Power125.0 CELSIUS
Reliability Failure Rate Level In0.010
Body Diameter0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM
Body Length0.718 INCHES MINIMUM AND 0.770 INCHES MAXIMUM
Power Dissipation Rating In Watts0.333 FREE AIR
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 RBR53L51200AR available?
We can source RBR53L51200AR 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 RBR53L51200AR by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If RBR53L51200AR 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 RBR53L51200AR?
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 RBR53L51200AR?
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.