Lax Electronics, Inc. · Electronic Components
RF0143
Coupler, Directional
Part NumberRF0143
ManufacturerLax Electronics, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-617-3540 (NSN)
Federal Item NameCOUPLER,DIRECTIONAL
Federal Supply Class5985 — Antennas and Waveguides
Overall Length6.219 INCHES NOMINAL
Overall Height2.688 INCHES NOMINAL
Unit TypeTRANSMISSION LINE
Terminal Fitting Controlling AgencMIL
Design TypeUNIDIRECTIONAL
Identifying NumberTERMINAL FITTING TYPE NO. UG218/U
Power Loss In Decibels20.0
Radio Frequency Rating225.0 MEGAHERTZ MINIMUM AND 400.0 MEGAHERTZ MAXIMUM
Usage DesignMAIN LINE TERMINAL FITTING
Overall Width1.250 INCHES NOMINAL
Cancelled NSN5985-00-843-6233 (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 RF0143 available?
We can source RF0143 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 RF0143 by Lax Electronics, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If RF0143 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 RF0143?
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 RF0143?
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.