US Army Aviation and Missile Command · Electronic Components
10274290
Waveguide Assembly
Part Number10274290
ManufacturerUS Army Aviation and Missile Command
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-271-7278 (NSN)
Federal Item NameWAVEGUIDE ASSEMBLY
Federal Supply Class5985 — Antennas and Waveguides
FlexibilityRIGID SINGLE TUBING SEGMENT
Waveguide Offset Distance1.500 INCHES NOMINAL
Waveguide Inside Width1.976 INCHES NOMINAL
Waveguide Longer Offset Distance2.000 INCHES NOMINAL
Style DesignatorBEND TYPE
Flange Connecting Hole Diameter0.190 INCHES MINIMUM AND 0.195 INCHES MAXIMUM FIRST FLANGE SINGLE CONNECTION FACILITY
Flange Quantity2
Flange Connecting Facility And Qua4 UNTHREADED HOLE(S) FIRST FLANGE SINGLE CONNECTION FACILITY
Waveguide Inside Height0.852 INCHES NOMINAL
Cross Sectional Shape StyleINTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR
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 10274290 available?
We can source 10274290 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 10274290 by US Army Aviation and Missile Command obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 10274290 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 10274290?
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 10274290?
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.