TE Connectivity · Electronic Components
3K1
Filter, Radio Frequency Interfere
Part Number3K1
ManufacturerTE Connectivity
AvailabilityAvailable to order — request a quote
Specifications
NSN5915-01-071-7250 (NSN)
Federal Item NameFILTER,RADIO FREQUENCY INTERFERE
Federal Supply Class5915 — Filters and Networks
Unthreaded Mounting Hole Diameter0.185 INCHES NOMINAL
Input Impedance Per Function W Loa50.0 OHMS 2ND RADIO INTERFERENCE SECOND FUNCTION
Power Line Frequency Rating Per Fu400.0 1ST RADIO INTERFERENCE FIRST FUNCTION
Operating Current Rating Per Funct3.0 1ST RADIO INTERFERENCE FIRST FUNCTION
Functional Terminal Type And Quant2 TAB, SOLDER LUG INPUT FIRST FUNCTION
Mounting Facility Type And Quantit2 UNTHREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED
Body Length2.890 INCHES NOMINAL
Style DesignatorRECTANGULAR TERMINAL/TERMINALS ON OPPOSITE SURFACES
Operating Voltage Rating And Type250.0 VOLTS AC 2ND RADIO INTERFERENCE SECOND FUNCTION
Output Impedance Per Function W So50.0 OHMS 2ND RADIO INTERFERENCE SECOND FUNCTION
Body Width1.130 INCHES NOMINAL
Vendor Part NumbersF031-011-0001, GA1B-3, APF321L, 3JX5203A
Cancelled NSN5915-01-333-3193 (cancelled)
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 3K1 available?
We can source 3K1 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 3K1 by TE Connectivity obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 3K1 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 3K1?
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 3K1?
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.