● 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
Mtk Electronics Inc.  · Electronic Components

A1961

Filter, Radio Frequency Interfere

Part NumberA1961
ManufacturerMtk Electronics Inc.
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameFILTER,RADIO FREQUENCY INTERFERE
Federal Supply Class5915 — Filters and Networks
Overall Length3.047 INCHES NOMINAL
Operating Current Rating Per Funct20.0 BLANK LOCATION NOT OTHERWISE SPECIFIED
Inclosure TypeHERMETICALLY SEALED
Mounting Facility Type And Quantit1 THREADED BUSHING LOCATION NOT OTHERWISE SPECIFIED
Load Impedance Per Function50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
Functional Terminal Type And Quant1 TAB, SOLDER LUG OUTPUT SECOND FUNCTION
Style DesignatorROUND TERMINAL/TERMINALS ON OPPOSITE SURFACES
Operating Voltage Rating And Type125.0 VOLTS DC BLANK LOCATION NOT OTHERWISE SPECIFIED
Principal Circuitry Type Per FunctINDUCTANCE-CAPACITANCE BLANK LOCATION NOT OTHERWISE SPECIFIED
Source Impedance Rating Per Functi50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
Maximum Dielectric Withstanding Dc250.0 VOLTS AT SEA LEVEL AND 156.25 VOLTS AT ALTITUDE
Vendor Part Numbers20JX91, 1154011P2
Cancelled NSN5915-00-503-4007 (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 A1961 available?
We can source A1961 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 A1961 by Mtk Electronics Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If A1961 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 A1961?
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 A1961?
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.