● 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

M1665

Filter, Radio Frequency Interfere

Part NumberM1665
ManufacturerMtk Electronics Inc.
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameFILTER,RADIO FREQUENCY INTERFERE
Federal Supply Class5915 — Filters and Networks
Operating Current Rating Per Funct35.0 1ST RADIO INTERFERENCE FIRST FUNCTION
Unthreaded Mounting Hole Diameter0.250 INCHES NOMINAL
Source Impedance Rating Per Functi50.0 OHMS 2ND RADIO INTERFERENCE SECOND FUNCTION
Mounting Facility Type And Quantit6 UNTHREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED
Functional Terminal Type And Quant2 THREADED STUD GROUND THIRD FUNCTION
Inclosure TypeHERMETICALLY SEALED
Load Impedance Per Function50.0 OHMS 2ND RADIO INTERFERENCE SECOND FUNCTION
Operating Voltage Rating And Type230.0 VOLTS AC 2ND RADIO INTERFERENCE SECOND FUNCTION
Body Surface TreatmentTIN
Overall Length10.000 INCHES NOMINAL
Body Length8.000 INCHES MAXIMUM
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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 M1665 available?
We can source M1665 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 M1665 by Mtk Electronics Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If M1665 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 M1665?
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 M1665?
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.