● ISO 9001:2015 · ANSI/ESD S20.20-2021 · ERAI Member · GIDEP · Woman-Owned Small Business 760.724.2800 · 855.RH.HAS.IT · info@rhelectronics.com
Spectrum Control Inc.  · Electronic Components

9311-20

Attenuator Set

Part Number9311-20
ManufacturerSpectrum Control Inc.
LifecycleStocked
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameATTENUATOR SET
Federal Supply Class5985 — Antennas and Waveguides
FSC Application DataANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
Unit Package Quantity1
Fragility FactorMODERATELY RUGGED
Component Quantity5
RohscompliantYES
Connector Body StyleStraight Plug
Hazardousfalse
RohsphthalatescompliantYES
Frequency Max40 GHz
Contact PlatingGold Plated Contacts
Impedance50 ohm
Product Range-
IscanonicalY
SvhcNo SVHC (25-Jun-2025)
Connector MountingPCB Mount
Coaxial TerminationSolder
Contact MaterialKovar Alloy
ProducttraceabilityNo
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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 9311-20 available?
We can source 9311-20 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 9311-20 by Spectrum Control Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 9311-20 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 9311-20?
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 9311-20?
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.