MIL-SPEC · Electronic Components
AT531UPM
Horn, Waveguide
Part NumberAT531UPM
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-284-9089 (NSN)
Federal Item NameHORN,WAVEGUIDE
Federal Supply Class5985 — Antennas and Waveguides
Surface TreatmentSILVER OUTSIDE
Mouth Width0.622 INCHES NOMINAL
Overall Height1.250 INCHES NOMINAL
Overall Width0.702 INCHES NOMINAL
Throat Width0.622 INCHES NOMINAL
Frequency Range Rating+12000.0 TO 18000.0 MEGAHERTZ
Throat Height0.311 INCHES NOMINAL
Throat Length2.0625 INCHES NOMINAL
Mouth Height1.118 INCHES NOMINAL
Mouth Length1.1875 INCHES NOMINAL
MaterialCOPPER ALLOY
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 AT531UPM available?
We can source AT531UPM 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 AT531UPM by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If AT531UPM 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 AT531UPM?
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 AT531UPM?
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.