● 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

SMFB-A2

Filter, Radio Frequency Interfere

Part NumberSMFB-A2
ManufacturerSpectrum Control Inc.
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameFILTER,RADIO FREQUENCY INTERFERE
Federal Supply Class5915 — Filters and Networks
Principal Circuitry Type Per FunctINDUCTANCE-CAPACITANCE BLANK LOCATION NOT OTHERWISE SPECIFIED
Operating Current Rating Per Funct5.0 BLANK LOCATION NOT OTHERWISE SPECIFIED
Width Across Flats0.250 INCHES NOMINAL
Style DesignatorROUND TERMINAL/TERMINALS ON OPPOSITE SURFACES
Functional Terminal Type And Quant1 PIN OUTPUT SECOND FUNCTION
Inclosure TypeHERMETICALLY SEALED
Features ProvidedNUT AND WASHER
Load Impedance Per Function50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
Source Impedance Rating Per Functi50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
Body MaterialMETAL
Precious MaterialSILVER
Vendor Part Numbers713880-134, 51 719 021, SM-A-701758
Cancelled NSN5915-01-074-4531 (cancelled)
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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 SMFB-A2 available?
We can source SMFB-A2 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 SMFB-A2 by Spectrum Control Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SMFB-A2 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 SMFB-A2?
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 SMFB-A2?
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.