MIL-SPEC · Electronic Components
RE77N4990
Resistor, Fixed, Wire Wound, Nonind
Part NumberRE77N4990
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-01-614-9811 (NSN)
Federal Item NameRESISTOR,FIXED,WIRE WOUND,NONIND
Federal Supply Class5905 — Resistors
Resistance Tolerance In Percent-1.0 TO 1.0
Electrical Resistance500.0 OHMS
Style DesignatorAXIAL TERMINAL (S)
Ambient Temp In Deg Celsius At Zer250.0
Test Data Document81349-MIL-PRF-18546 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE
Inclosure TypeENCASED
Reactance CharacteristicNONINDUCTIVE
Body Width1.781 INCHES MINIMUM AND 1.843 INCHES MAXIMUM
Distance Between Centerlines Of Mo2.740 INCHES MINIMUM AND 2.760 INCHES MAXIMUM
Body Height1.719 INCHES MINIMUM AND 1.781 INCHES MAXIMUM
Terminal TypeTHREADED STUD
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 RE77N4990 available?
We can source RE77N4990 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 RE77N4990 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If RE77N4990 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 RE77N4990?
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 RE77N4990?
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.