Naval Sea Systems Command · Electronic Components
5541976-1
Circulator, Radio Frequency
Part Number5541976-1
ManufacturerNaval Sea Systems Command
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-188-7228 (NSN)
Federal Item NameCIRCULATOR,RADIO FREQUENCY
Federal Supply Class5985 — Antennas and Waveguides
Identification DesignatorTYPE UG-1357/U
Flange Connection Facility Quantit8
Frequency Range Rating+5.450 TO 5.825 GIGAHERTZ
Document TypeMILITARY SPECIFICATION
Flange Quantity3
Flange Connecting Hole Thread Size10-32
Connection MethodWAVEGUIDE FLANGE
Flange TypeCONTACT
Insertion Loss In Decibels0.2
Flange Connecting Hole Diameter0.190 INCHES NOMINAL
Overall Width3.250 INCHES NOMINAL
Vendor Part NumbersCCH-141
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 5541976-1 available?
We can source 5541976-1 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 5541976-1 by Naval Sea Systems Command obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 5541976-1 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 5541976-1?
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 5541976-1?
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.