Us Army Aviation And Missile Command · Electronic Components
9178659
Waveguide Assembly
Part Number9178659
ManufacturerUs Army Aviation And Missile Command
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-819-4487 (NSN)
Federal Item NameWAVEGUIDE ASSEMBLY
Federal Supply Class5985 — Antennas and Waveguides
Cross Sectional Shape StyleINTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR
Style DesignatorSTRAIGHT TYPE
Flange StyleCOVER TYPE ALL FLANGES
Waveguide Outside Width0.697 INCHES MINIMUM AND 0.707 INCHES MAXIMUM
Waveguide Outside Height0.386 INCHES MINIMUM AND 0.396 INCHES MAXIMUM
Thread Class2B ALL FLANGES ALL CONNECTION FACILITIES
Waveguide Length0.875 INCHES NOMINAL
MaterialALUMINUM ALLOY 6061 ALL FLANGE
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) ALL FLANGES ALL CONNECTION FACILITIES
Flange Connecting Facility And Qua4 THREADED HOLE(S) ALL FLANGES ALL CONNECTION FACILITIES
Surface TreatmentCHROMATE ALL TUBING SEGMENT AND FLANGE OUTSIDE SURFACES
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 9178659 available?
We can source 9178659 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 9178659 by Us Army Aviation And Missile Command obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 9178659 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 9178659?
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 9178659?
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.