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Joint Army-Navy Specifications Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-M · Electronic Components
CG164U3
Waveguide Assembly
Part NumberCG164U3
ManufacturerJoint Army-Navy Specifications Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-M
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-049-8684 (NSN)
Federal Item NameWAVEGUIDE ASSEMBLY
Federal Supply Class5985 — Antennas and Waveguides
Cross Sectional Shape StyleINTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR
Flange Inside Height0.400 INCHES NOMINAL ALL FLANGES
Tubing Wall Construction StyleSEAMLESS SINGLE TUBING SEGMENT
Flange Quantity2
Waveguide Outside Width1.000 INCHES NOMINAL
Waveguide Inside Height0.400 INCHES NOMINAL
Flange Inside Width0.900 INCHES NOMINAL ALL FLANGES
Precious Material And LocationFLANGE SURFACE SILVER
Flange Connecting Facility And Qua4 UNTHREADED HOLE(S) ALL FLANGES ALL CONNECTION FACILITIES
Precious MaterialSILVER
Flange Depth0.438 INCHES NOMINAL ALL FLANGES
Vendor Part NumbersC244290CP1
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 CG164U3 available?
We can source CG164U3 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 CG164U3 by Joint Army-Navy Specifications Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-M obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If CG164U3 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 CG164U3?
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 CG164U3?
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.