Us Army Aviation And Missile Command · Electronic Components
9178655
Waveguide Assembly
Part Number9178655
ManufacturerUs Army Aviation And Missile Command
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-819-4480 (NSN)
Federal Item NameWAVEGUIDE ASSEMBLY
Federal Supply Class5985 — Antennas and Waveguides
Surface TreatmentPAINT ALL TUBING SEGMENT AND FLANGE OUTSIDE SURFACES
Waveguide Outside Height0.388 INCHES MINIMUM AND 0.394 INCHES MAXIMUM
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) FIRST FLANGE ALL CONNECTION FACILITIES
Style DesignatorBEND TYPE
Waveguide Offset Distance1.151 INCHES MINIMUM AND 1.161 INCHES MAXIMUM
FlexibilityRIGID SINGLE TUBING SEGMENT
Flange Connecting Facility And Qua4 UNTHREADED HOLE(S) SECOND FLANGE ALL CONNECTION FACILITIES
Waveguide Inside Height0.3085 INCHES MINIMUM AND 0.3135 INCHES MAXIMUM
Waveguide Longer Offset Distance1.463 INCHES MINIMUM AND 1.473 INCHES MAXIMUM
MaterialALUMINUM ALLOY ALL TUBING SEGMENT AND FLANGE
Voltage Standing Wave Ratio1.06
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 9178655 available?
We can source 9178655 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 9178655 by Us Army Aviation And Missile Command obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 9178655 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 9178655?
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 9178655?
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.