Keysight Technologies Inc. · Electronic Components
8491A-006
Attenuator, Fixed
Part Number8491A-006
ManufacturerKeysight Technologies Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-230-1827 (NSN)
Federal Item NameATTENUATOR,FIXED
Federal Supply Class5985 — Antennas and Waveguides
MaterialALUMINUM BODY
Mounting MethodCONNECTOR
Overall Length2.437 INCHES NOMINAL
Power Rating2.0 WATTS AVERAGE AND 100.0 WATTS PEAK
Overall Diameter0.812 INCHES NOMINAL
Terminal Type And Quantity1 CONNECTOR
Frequency Range0.000 GIGAHERTZ MINIMUM AND 12.400 GIGAHERTZ MAXIMUM
Body StyleROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE
Coaxial Connector Series DesignatiN
Voltage Standing Wave Ratio1.20 AND 1.30
Input Impedance Rating In Ohms50.0
Vendor Part Numbers491A06, 12N-06, 8491A-6DB, HP8491AOPT006, ATT-0218-06-NNN-02, 373177-02
Cancelled NSN6625-01-125-5364 (cancelled)
Impedance-
For Use WithKeysight RF & Microwave Test Equipment
ProducttraceabilityNo
Frequency12.4 GHz
Rf Test Component TypeAttenuator
RohscompliantNA
Product Range-
IscanonicalY
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 8491A-006 available?
We can source 8491A-006 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 8491A-006 by Keysight Technologies Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 8491A-006 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 8491A-006?
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 8491A-006?
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.