MIL-SPEC · Electronic Components
CN-397/URM-96
Attenuator, Variable
Part NumberCN-397/URM-96
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-586-3505 (NSN)
Federal Item NameATTENUATOR,VARIABLE
Federal Supply Class5985 — Antennas and Waveguides
Overall Attenuation Range In Decib+0.0 TO 17.0
Impedance Rating In Ohms50.0 INPUT-OUTPUT
Overall Attenuation Accuracy In De-0.17 TO 0.17
Frequency Range2.000 MEGAHERTZ MINIMUM AND 1.000 GIGAHERTZ MAXIMUM
Adjustment Device Type And Quantit1 KNOB
Mounting Facility Type And Quantit1 CONNECTOR
Terminal Type And Quantity1 MALE COAXIAL CONNECTOR
Overall Length4.250 INCHES NOMINAL
Application DesignTRANSMISSION LINE
Power Rating250.0 WATTS AVERAGE
Overall Width2.000 INCHES NOMINAL
Cancelled NSN6625-00-780-4526 (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 CN-397/URM-96 available?
We can source CN-397/URM-96 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 CN-397/URM-96 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If CN-397/URM-96 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 CN-397/URM-96?
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 CN-397/URM-96?
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.