Raytheon · Electronic Components
4171583-781
Resistor, Fixed, Wire Wound
Part Number4171583-781
ManufacturerRaytheon
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-01-008-5014 (NSN)
Federal Item NameRESISTOR,FIXED,WIRE WOUND
Federal Supply Class5905 — Resistors
Reliability Failure Rate Level In1.000
Ambient Temp At Full Rated Power125.0 CELSIUS
Inclosure TypeENCAPSULATED
Power Dissipation Rating In Watts0.250 FREE AIR
Terminal TypeWIRE LEAD
Body Length0.750 INCHES NOMINAL
Body Diameter0.250 INCHES NOMINAL
Ambient Temp In Deg Celsius At Zer145.0
Temp Range Of Temp Coefficient In-65.0 TO 145.0
Reliability IndicatorESTABLISHED
Temp Coefficient Of Resistance In-10.0 TO 10.0
Vendor Part NumbersRBR54L99000BM
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 4171583-781 available?
We can source 4171583-781 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 4171583-781 by Raytheon obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 4171583-781 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 4171583-781?
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 4171583-781?
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.