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Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · Electronic Components
SMB331817-3
Waveguide Assembly
Part NumberSMB331817-3
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-543-1183 (NSN)
Federal Item NameWAVEGUIDE ASSEMBLY
Federal Supply Class5985 — Antennas and Waveguides
Surface TreatmentENAMEL ALL FLANGE OUTSIDE SURFACES
Operating Pressure15.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM
Precious MaterialSILVER
Flange Connecting Facility And Qua4 THREADED HOLE(S) SECOND FLANGE SINGLE CONNECTION FACILITY
Waveguide Longer Offset Distance6.750 INCHES NOMINAL
Cross Sectional Shape StyleINTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR
MaterialCOPPER ALLOY ALL FLANGE
Precious Material And LocationFLANGE SURFACE SILVER
Flange StyleCHOKE TYPE SECOND FLANGE
Waveguide Outside Height0.391 INCHES NOMINAL
Waveguide Inside Height0.311 INCHES NOMINAL
Vendor Part Numbers2820
ESD/EMICode A — ESD/EMI sensitive item
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 SMB331817-3 available?
We can source SMB331817-3 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 SMB331817-3 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 SMB331817-3 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 SMB331817-3?
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 SMB331817-3?
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.