General Microwave · Electronic Components
3458-603
Attenuator, Variable
Part Number3458-603
ManufacturerGeneral Microwave
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-407-6677 (NSN)
Federal Item NameATTENUATOR,VARIABLE
Federal Supply Class5985 — Antennas and Waveguides
Adjustment Device Type And Quantit1 ELECTRONIC, PROGRAMMABLE
Overall Height0.800 INCHES NOMINAL
Coaxial Connector Series DesignatiSMA
Unthreaded Mounting Hole Diameter0.110 INCHES MINIMUM AND 0.130 INCHES MAXIMUM
Attenuation Per Step In Decibels1.0
Overall Length2.250 INCHES NOMINAL
Power Rating10.0 MILLIWATTS AVERAGE AND 100.0 MILLIWATTS PEAK
Mounting Facility Type And Quantit4 UNTHREADED HOLE(S)
Terminal Type And Quantity2 CONNECTOR, COAXIAL, FEMALE AND 1 CONNECTOR, RECEPTACLE
Body StyleCOAXIAL TYPE
Attenuation Variation MethodSTEPPED
Vendor Part Numbers233809-1
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 3458-603 available?
We can source 3458-603 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 3458-603 by General Microwave obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 3458-603 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 3458-603?
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 3458-603?
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.