Naval Sea Systems Command · Electronic Components
5541974-1
Adapter, Waveguide
Part Number5541974-1
ManufacturerNaval Sea Systems Command
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-188-6367 (NSN)
Federal Item NameADAPTER,WAVEGUIDE
Federal Supply Class5985 — Antennas and Waveguides
Adapter Overall Height2.500 INCHES NOMINAL
Voltage Standing Wave Ratio1.05
Adapter Length2.000 INCHES MAXIMUM
Flange Quantity1
Insertion Loss In Decibels0.30
Flange Inside Width1.872 INCHES NOMINAL SINGLE FLANGE
Tubing Wall Construction StyleSEAMLESS SINGLE TUBING SEGMENT
Connector End DesignFEMALE
Coaxial Connector Series DesignatiN
FSC Application DataANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
Style DesignatorWAVEGUIDE TO COAXIAL
Vendor Part NumbersTR78C007
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 5541974-1 available?
We can source 5541974-1 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 5541974-1 by Naval Sea Systems Command obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 5541974-1 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 5541974-1?
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 5541974-1?
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.