MIL-SPEC · Electronic Components
CN589USM68
Attenuator, Fixed
Part NumberCN589USM68
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-729-8139 (NSN)
Federal Item NameATTENUATOR,FIXED
Federal Supply Class5985 — Antennas and Waveguides
Body StyleROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE
Rf Signal Attenuation In Decibels3.0
Overall Diameter0.781 INCHES NOMINAL
Frequency Range0.500 HERTZ MINIMUM AND 1.100 KILOHERTZ MAXIMUM
Attenuation Accuracy In Decibels-0.15 TO 0.15
Power Rating3.0 WATTS AVERAGE
Output Impedance Rating In Ohms50.0
Terminal Type And Quantity2 CONNECTOR
Input Impedance Rating In Ohms50.0
Mounting MethodCONNECTOR
Overall Length8.219 INCHES NOMINAL
Vendor Part Numbers135-3903
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 CN589USM68 available?
We can source CN589USM68 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 CN589USM68 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If CN589USM68 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 CN589USM68?
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 CN589USM68?
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.