Tech Resources, Inc. · Electronic Components
SC4345-1
Attenuator, Fixed
Part NumberSC4345-1
ManufacturerTech Resources, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-372-9590 (NSN)
Federal Item NameATTENUATOR,FIXED
Federal Supply Class5985 — Antennas and Waveguides
Application DesignTRANSMISSION LINE
Input Impedance Rating In Ohms50.0
Voltage Standing Wave Ratio1.35
Terminal Type And Quantity2 CONNECTOR
Connection Type Per FunctionFEMALE INPUT AND MALE OUTPUT
Coaxial Connector Series DesignatiTNC
Attenuation Accuracy In Decibels-1.00 TO 1.00
Frequency Range0.000 GIGAHERTZ MINIMUM AND 18.300 GIGAHERTZ MAXIMUM
Overall Length1.980 INCHES MINIMUM AND 2.040 INCHES MAXIMUM
Operating Temp Range-55.0 TO 125.0 CELSIUS
Body StyleROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE
Vendor Part Numbers18T-30DB
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 SC4345-1 available?
We can source SC4345-1 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 SC4345-1 by Tech Resources, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SC4345-1 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 SC4345-1?
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 SC4345-1?
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.