Ems Development Corporation · Electronic Components
258S003-440
Filter, Radio Frequency Interfere
Part Number258S003-440
ManufacturerEms Development Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5915-01-173-2904 (NSN)
Federal Item NameFILTER,RADIO FREQUENCY INTERFERE
Federal Supply Class5915 — Filters and Networks
Distance Between Centerlines Of Mo3.490 INCHES NOMINAL
Body Length2.750 INCHES NOMINAL
Overall Length4.250 INCHES NOMINAL
Principal Circuitry Type Per FunctINDUCTANCE-CAPACITANCE 2ND RADIO INTERFERENCE SECOND FUNCTION
Load Impedance Per Function50.0 OHMS 1ST RADIO INTERFERENCE FIRST FUNCTION
Operating Current Rating Per Funct1.0 2ND RADIO INTERFERENCE SECOND FUNCTION
Functional Terminal Type And Quant3 THREADED STUD OUTPUT SECOND FUNCTION
Operating Voltage Rating And Type440.0 VOLTS AC 1ST RADIO INTERFERENCE FIRST FUNCTION
Source Impedance Rating Per Functi50.0 OHMS 3RD RADIO INTERFERENCE THIRD FUNCTION
Power Line Frequency Rating Per Fu60.0 3RD RADIO INTERFERENCE THIRD FUNCTION
Mounting Facility Type And Quantit6 UNTHREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED
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
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Frequently asked
Is 258S003-440 available?
We can source 258S003-440 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 258S003-440 by Ems Development Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 258S003-440 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 258S003-440?
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 258S003-440?
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.