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US Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · Electronic Components
SM-C-876998
Horn, Waveguide
Part NumberSM-C-876998
ManufacturerUS Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-040-9247 (NSN)
Federal Item NameHORN,WAVEGUIDE
Federal Supply Class5985 — Antennas and Waveguides
Surface TreatmentCHEMICAL FILM INSIDE
Throat Height0.702 INCHES NOMINAL
Overall Length5.410 INCHES NOMINAL
Mouth Height3.780 INCHES NOMINAL
Throat Width1.405 INCHES NOMINAL
Throat Length1.660 INCHES NOMINAL
Mouth Length3.750 INCHES NOMINAL
Connection MethodCONNECTOR ELECTRICAL
MaterialALUMINUM ALLOY
Accommodated Conductor TypeTRANSMISSION LINE
Mouth Width3.840 INCHES NOMINAL
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-C-876998 available?
We can source SM-C-876998 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-C-876998 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-C-876998 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-C-876998?
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-C-876998?
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.