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Northrop Grumman Support Services  · Electronic Components

583R947H58

Attenuator, Fixed

Part Number583R947H58
ManufacturerNorthrop Grumman Support Services
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameATTENUATOR,FIXED
Federal Supply Class5985 — Antennas and Waveguides
Attenuation Accuracy In Decibels-0.05 TO 0.05
Overall Length0.647 INCHES NOMINAL
Precious MaterialGOLD AND PLATINUM
Rf Signal Attenuation In Decibels12.0
Overall Height0.035 INCHES MAXIMUM
Power Rating0.5 WATTS AVERAGE AND 100.0 WATTS PEAK
Terminal Type And Quantity3 TAB, SOLDER LUG
Frequency Range0.000 HERTZ MINIMUM AND 12.000 GIGAHERTZ MAXIMUM
Voltage Standing Wave Ratio1.30
Voltage Standing Wave Ratio Freque+0.0 TO 12.0 GIGAHERTZ
Mounting MethodTERMINAL
ESD/EMICode A — ESD/EMI sensitive item
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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

Frequently asked

Is 583R947H58 available?
We can source 583R947H58 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 583R947H58 by Northrop Grumman Support Services obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 583R947H58 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 583R947H58?
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 583R947H58?
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.