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Joint Army-Navy Specifications Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-M · Electronic Components
RU3B331J
Resistor, Fixed, Wire Wound
Part NumberRU3B331J
ManufacturerJoint Army-Navy Specifications Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-M
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-101-2153 (NSN)
Federal Item NameRESISTOR,FIXED,WIRE WOUND
Federal Supply Class5905 — Resistors
Electrical Resistance100.000 OHMS
Body Length1.750 INCHES NOMINAL
Power Dissipation Rating In Watts2.000 FREE AIR
Terminal TypeWIRE LEAD
Inclosure TypeUNINCLOSED
Body Diameter0.328 INCHES NOMINAL
Ambient Temp At Full Rated Power40.0 CELSIUS
Ambient Temp In Deg Celsius At Zer130.0
Resistance Tolerance In Percent-10.000 TO 10.000
Style DesignatorAXIAL TERMINAL EACH END
ESD/EMICode A — 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 RU3B331J available?
We can source RU3B331J 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 RU3B331J by Joint Army-Navy Specifications Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-M obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If RU3B331J 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 RU3B331J?
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 RU3B331J?
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.