Southwest Research Institute · Electronic Components
4010-1865
Coupler, Transmission Line
Part Number4010-1865
ManufacturerSouthwest Research Institute
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-021-0448 (NSN)
Federal Item NameCOUPLER,TRANSMISSION LINE
Federal Supply Class5985 — Antennas and Waveguides
Overall Height0.844 INCHES MINIMUM AND 0.874 INCHES MAXIMUM
Mounting ConfigurationTWO 0.140 IN. DIA MTG HOLES SPACED ON 1.438 IN. MTG CENTERS
Unit TypeCOAXIAL LINE
Input Impedance Rating In Ohms50.0
Output Impedance Rating In Ohms200.0
Overall Length1.711 INCHES MINIMUM AND 1.727 INCHES MAXIMUM
Overall Width1.880 INCHES NOMINAL
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 4010-1865 available?
We can source 4010-1865 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 4010-1865 by Southwest Research Institute obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 4010-1865 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 4010-1865?
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 4010-1865?
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.