Rlc Electronics, Inc. · Electronic Components
A-12-3-R
Attenuator, Fixed
Part NumberA-12-3-R
ManufacturerRlc Electronics, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-221-2493 (NSN)
Federal Item NameATTENUATOR,FIXED
Federal Supply Class5985 — Antennas and Waveguides
Output Impedance Rating In Ohms50.0
MaterialSTEEL CORROSION RESISTING BODY
Power Rating2.0 WATTS AVERAGE
Frequency Range0.000 HERTZ MINIMUM AND 12.000 GIGAHERTZ MAXIMUM
Terminal Type And Quantity2 CONNECTOR
Application DesignTRANSMISSION LINE
Input Impedance Rating In Ohms50.0
Overall Diameter0.310 INCHES NOMINAL
Overall Length0.870 INCHES NOMINAL
Voltage Standing Wave Ratio Freque+0.0 TO 12.0 GIGAHERTZ
Voltage Standing Wave Ratio1.35
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 A-12-3-R available?
We can source A-12-3-R 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 A-12-3-R by Rlc Electronics, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If A-12-3-R 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 A-12-3-R?
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 A-12-3-R?
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.