Antenna & Radome Research Associates Corp. · Electronic Components
4684-20C
Attenuator, Variable
Part Number4684-20C
ManufacturerAntenna & Radome Research Associates Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-834-3305 (NSN)
Federal Item NameATTENUATOR,VARIABLE
Federal Supply Class5985 — Antennas and Waveguides
Mounting Facility Screw Thread SerUNIFIED NATIONAL COARSE (UNC)
Attenuation Variation MethodSTEPPED
Mounting Facility PatternFOUR POSITION CIRCULAR
Power Rating10.0 WATTS AVERAGE AND 5.0 KILOWATTS PEAK
Overall Length4.000 INCHES NOMINAL
Mounting Thread Quantity32 PER INCH
Overall Attenuation Range In Decib+0.0 TO 20.0
Insertion Loss At Minimum Attenuat0.5
Step Position Quantity20
Terminal Type And Quantity2 CONNECTOR, COAXIAL, FEMALE
Mounting Facility Nominal Screw Th0.138 INCHES
Vendor Part Numbers1291009P1
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 4684-20C available?
We can source 4684-20C 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 4684-20C by Antenna & Radome Research Associates Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 4684-20C 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 4684-20C?
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 4684-20C?
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.