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US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · Electronic Components
SM-D-748708
Waveguide Assembly
Part NumberSM-D-748708
ManufacturerUS Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-279-8507 (NSN)
Federal Item NameWAVEGUIDE ASSEMBLY
Federal Supply Class5985 — Antennas and Waveguides
Thread DirectionRIGHT-HAND FIRST FLANGE ALL CONNECTION FACILITIES
Nominal Thread Size0.164 INCHES FIRST FLANGE ALL CONNECTION FACILITIES
Flange Outside Height1.860 INCHES MINIMUM AND 1.890 INCHES MAXIMUM FIRST FLANGE
Flange Depth0.610 INCHES MINIMUM AND 0.640 INCHES MAXIMUM SECOND FLANGE
Flange Inside Height0.493 INCHES MINIMUM AND 0.501 INCHES MAXIMUM SECOND FLANGE
Flange Outside Width1.860 INCHES MINIMUM AND 1.890 INCHES MAXIMUM SECOND FLANGE
Thread Class2B FIRST FLANGE ALL CONNECTION FACILITIES
Flange Inside Diameter1.610 INCHES MINIMUM AND 1.640 INCHES MAXIMUM SECOND FLANGE
Waveguide Outside Width1.246 INCHES MINIMUM AND 1.254 INCHES MAXIMUM
Flange Inside Width1.118 INCHES MINIMUM AND 1.126 INCHES MAXIMUM FIRST FLANGE
Surface TreatmentPAINT ALL TUBING SEGMENT 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 SM-D-748708 available?
We can source SM-D-748708 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-D-748708 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-D-748708 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-D-748708?
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-D-748708?
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.