Keysight Technologies · Electronic Components
8491B-020
Attenuator, Fixed
Part Number8491B-020
ManufacturerKeysight Technologies
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-412-0440 (NSN)
Federal Item NameATTENUATOR,FIXED
Federal Supply Class5985 — Antennas and Waveguides
Frequency Range0.000 HERTZ MINIMUM AND 18.000 GIGAHERTZ MAXIMUM
Application DesignWAVEGUIDE
Voltage Standing Wave Ratio Freque+0.0 TO 8.0 GIGAHERTZ AND +0.0 TO 12.4 GIGAHERTZ AND +0.0 TO 18.0 GIGAHERTZ
Voltage Standing Wave Ratio1.20 AND 1.30 AND 1.50
Rf Signal Attenuation In Decibels20.0
Cancelled NSN5985-01-339-3507 (cancelled)
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 8491B-020 available?
We can source 8491B-020 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 8491B-020 by Keysight Technologies obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 8491B-020 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 8491B-020?
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 8491B-020?
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.