Naval Sea Systems Command · Electronic Components
5757218
Coupler, Directional
Part Number5757218
ManufacturerNaval Sea Systems Command
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-199-5005 (NSN)
Federal Item NameCOUPLER,DIRECTIONAL
Federal Supply Class5985 — Antennas and Waveguides
Radio Frequency Rating30.0 MEGAHERTZ NOMINAL
Usage DesignMAIN LINE AND SECONDARY LINE TERMINAL FITTING
Unit TypeCOAXIAL LINE OR TRANSMISSION LINE
Overall Height0.440 INCHES NOMINAL
Power Loss In Decibels25.0
Overall Width1.000 INCHES NOMINAL
Overall Length1.410 INCHES NOMINAL
Design TypeBIDIRECTIONAL
Vendor Part Numbers1205811, QHM-2-30/27975
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 5757218 available?
We can source 5757218 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 5757218 by Naval Sea Systems Command obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 5757218 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 5757218?
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 5757218?
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.