L3 Technologies, Inc. · Electronic Components
D554-352
Waveguide Assembly
Part NumberD554-352
ManufacturerL3 Technologies, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-086-9953 (NSN)
Federal Item NameWAVEGUIDE ASSEMBLY
Federal Supply Class5985 — Antennas and Waveguides
Flange Connecting Facility And Qua4 UNTHREADED HOLE(S) FIRST FLANGE ALL CONNECTION FACILITIES
Tubing Wall Construction StyleSEAMLESS SINGLE TUBING SEGMENT
Flange Quantity2
Flange Connecting Hole Diameter0.190 INCHES NOMINAL FIRST FLANGE ALL CONNECTION FACILITIES
Flange Outside Height1.625 INCHES NOMINAL FIRST FLANGE
FlexibilityRIGID SINGLE TUBING SEGMENT
Flange StyleCOVER TYPE SECOND FLANGE
Flange Depth0.438 INCHES NOMINAL SECOND FLANGE
Flange Inside Height0.400 INCHES NOMINAL FIRST FLANGE
Waveguide Inside Width0.896 INCHES MINIMUM AND 0.904 INCHES MAXIMUM
Tubing Twist Angle In Deg22.0 SINGLE TUBING SEGMENT
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 D554-352 available?
We can source D554-352 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 D554-352 by L3 Technologies, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If D554-352 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 D554-352?
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 D554-352?
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.