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US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · Electronic Components
SM-B-717774
Waveguide Assembly
Part NumberSM-B-717774
ManufacturerUS Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-012-2019 (NSN)
Federal Item NameWAVEGUIDE ASSEMBLY
Federal Supply Class5985 — Antennas and Waveguides
Waveguide Inside Height0.493 INCHES MINIMUM AND 0.501 INCHES MAXIMUM
Waveguide Outside Height0.621 INCHES MINIMUM AND 0.629 INCHES MAXIMUM
Flange Inside Height0.628 INCHES MINIMUM AND 0.631 INCHES MAXIMUM ALL FLANGES
Flange Outside Height1.860 INCHES MINIMUM AND 1.890 INCHES MAXIMUM ALL FLANGES
Flange Connecting Facility And Qua4 UNTHREADED HOLE(S) FIRST FLANGE ALL CONNECTION FACILITIES
Surface TreatmentSILVER ALL TUBING SEGMENT AND FLANGE INSIDE SURFACES
Precious MaterialSILVER
FlexibilityRIGID SINGLE TUBING SEGMENT
Flange StyleCOVER TYPE FIRST FLANGE
MaterialCOPPER ALLOY ALL TUBING SEGMENT AND FLANGE
FSC Application DataANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
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 SM-B-717774 available?
We can source SM-B-717774 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 SM-B-717774 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 SM-B-717774 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 SM-B-717774?
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 SM-B-717774?
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.