Narda Holdings · Electronic Components
4010B-20
Coupler, Directional
Part Number4010B-20
ManufacturerNarda Holdings
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-133-3562 (NSN)
Federal Item NameCOUPLER,DIRECTIONAL
Federal Supply Class5985 — Antennas and Waveguides
Unit TypeTRANSMISSION LINE
Terminal Fitting Controlling AgencNARDA MICROWAVE
Identifying NumberTERMINAL FITTING SMA FEMALE
Design TypeUNIDIRECTIONAL
Radio Frequency Rating250.0 MEGAHERTZ MINIMUM AND 500.0 MEGAHERTZ MAXIMUM
Usage DesignMAIN LINE TERMINAL FITTING
Overall Length6.640 INCHES NOMINAL
Overall Width1.375 INCHES NOMINAL
Overall Height0.375 INCHES NOMINAL
Vendor Part NumbersGC851BT20
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 4010B-20 available?
We can source 4010B-20 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 4010B-20 by Narda Holdings obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 4010B-20 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 4010B-20?
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 4010B-20?
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.