L3Harris Technologies · Electronic Components
658378-002
Switch, Radio Frequency Transmiss
Part Number658378-002
ManufacturerL3Harris Technologies
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-390-1308 (NSN)
Federal Item NameSWITCH,RADIO FREQUENCY TRANSMISS
Federal Supply Class5985 — Antennas and Waveguides
Rf Power Handling Capability0.75 WATTS PEAK SINGLE
Distance Between Mounting Facility0.380 INCHES NOMINAL SECOND MOUNTING FACILITY PATTERN
Coupling Position Quantity3
Frequency Rating0.4 GIGAHERTZ MINIMUM AND 18.1 GIGAHERTZ MAXIMUM SINGLE FREQUENCY OPERATING
Switch Operation SequenceMAKES BEFORE BREAKS
Terminal Type And Quantity4 PIN AND 1 TURRET
Switch TypeNONTRANSFER
Insertion Loss In Decibels1.50 SINGLE
Intermediate Horizontal Distance B0.280 INCHES NOMINAL SINGLE MOUNTING FACILITY PATTERN
Switching Time0.5 MICROSECONDS
Operating Temp Range-30.0 TO 75.0 CELSIUS
Vendor Part NumbersCMCS0445, SW-2181-2A-305-658378-002
ESD/EMICode A — ESD/EMI sensitive item
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 658378-002 available?
We can source 658378-002 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 658378-002 by L3Harris Technologies obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 658378-002 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 658378-002?
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 658378-002?
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.