● 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
Andrea Systems  · Electronic Components

C428

Filter, Band Pass

Part NumberC428
ManufacturerAndrea Systems
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameFILTER,BAND PASS
Federal Supply Class5915 — Filters and Networks
Body Width1.250 INCHES MAXIMUM
Body MaterialMETAL
Style DesignatorRECTANGULAR TERMINAL/TERMINALS ON ONE SURFACE
Mounting Facility Type And Quantit4 THREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED
Mounting Facility Screw Thread SerUNIFIED NATIONAL COARSE (UNC)
Input Impedance Per Function W Loa50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
Nominal Thread Size0.138 INCHES
Body Length1.750 INCHES MAXIMUM
Distance Between Centerlines Of Mo1.312 INCHES NOMINAL
Overall Height2.875 INCHES MAXIMUM
Body Height2.500 INCHES MAXIMUM
Vendor Part Numbers49B16000
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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 C428 available?
We can source C428 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 C428 by Andrea Systems obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If C428 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 C428?
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 C428?
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.