Spectrum Control · Electronic Components
274N-30
Attenuator, Fixed
Part Number274N-30
ManufacturerSpectrum Control
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-258-4769 (NSN)
Federal Item NameATTENUATOR,FIXED
Federal Supply Class5985 — Antennas and Waveguides
Application DesignTRANSMISSION LINE
Overall Diameter0.350 INCHES MINIMUM AND 0.385 INCHES MAXIMUM
Attenuation Accuracy In Decibels-0.50 TO 0.50
Voltage Standing Wave Ratio Freque+0.0 TO 4.0 GIGAHERTZ AND +4.0 TO 8.0 GIGAHERTZ AND +8.0 TO 12.4 GIGAHERTZ AND +12.4 TO 18.0 GIGAHERTZ
Connection Type Per FunctionFEMALE INPUT AND MALE OUTPUT
Power Rating2.0 WATTS AVERAGE AND 0.5 KILOWATTS PEAK
Coaxial Connector Series DesignatiSMA
Rf Signal Attenuation In Decibels30.0
Operating Temp Range-55.0 TO 125.0 CELSIUS
Voltage Standing Wave Ratio1.15 AND 1.20 AND 1.25 AND 1.35
Mounting MethodCONNECTOR
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 274N-30 available?
We can source 274N-30 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 274N-30 by Spectrum Control obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 274N-30 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 274N-30?
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 274N-30?
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.