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Frequency Selective Networks  · Electronic Components

A406

Filter, Band Pass

Part NumberA406
ManufacturerFrequency Selective Networks
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameFILTER,BAND PASS
Federal Supply Class5915 — Filters and Networks
Input Impedance Per Function W Loa1.0 KILOHMS 2ND BAND PASS SECOND FUNCTION
Reference Frequency Per Function3.5 KILOHERTZ 1ST BAND PASS FIRST FUNCTION
Functional Terminal Type And Quant4 SOLDER STUD OUTPUT SECOND FUNCTION
Inclosure TypeENCASED
Style DesignatorRECTANGULAR TERMINAL/TERMINALS ON ONE SURFACE
Specified Frequencies Of Discrimin2.00 KILOHERTZ 1ST BAND PASS AND 3.30 KILOHERTZ 1ST BAND PASS AND 3.70 KILOHERTZ 1ST BAND PASS AND 5.00 KILOHERTZ 1ST
Discrimination At Specified Freque60.0 MINIMUM 1ST BAND PASS AND 3.0 MAXIMUM 1ST BAND PASS FIRST FUNCTION
Distance Between Centerlines Of Mo1.250 INCHES NOMINAL
Body Width1.750 INCHES MAXIMUM
Frequency Band Width Per Function3.30 KILOHERTZ 1ST BAND PASS AND 3.70 KILOHERTZ 1ST BAND PASS FIRST FUNCTION
Nominal Thread Size0.190 INCHES
Vendor Part Numbers7644909P001
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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 A406 available?
We can source A406 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 A406 by Frequency Selective Networks obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If A406 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 A406?
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 A406?
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.