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US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · Electronic Components
A3273790-3
Waveguide Assembly
Part NumberA3273790-3
ManufacturerUS Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-532-9089 (NSN)
Federal Item NameWAVEGUIDE ASSEMBLY
Federal Supply Class5985 — Antennas and Waveguides
Tubing Wall Construction StyleSEAMLESS ALL TUBING SEGMENT
Style DesignatorSTRAIGHT TYPE
Waveguide Outside Height0.633 INCHES NOMINAL
MaterialALUMINUM ALLOY ALL TUBING SEGMENT AND FLANGE
Flange Connecting Hole Diameter0.169 INCHES NOMINAL ALL FLANGES ALL CONNECTION FACILITIES
Specified Frequency7.9 GIGAHERTZ MINIMUM AND 8.4 GIGAHERTZ MAXIMUM
Flange Inside Width1.122 INCHES NOMINAL ALL FLANGES
FlexibilityRIGID ALL TUBING SEGMENT
Flange Outside Width2.500 INCHES NOMINAL ALL FLANGES
Waveguide Outside Width1.258 INCHES NOMINAL
Flange Inside Height0.497 INCHES NOMINAL ALL FLANGES
ESD/EMICode A — ESD/EMI sensitive item
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 A3273790-3 available?
We can source A3273790-3 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 A3273790-3 by US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If A3273790-3 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 A3273790-3?
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 A3273790-3?
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.