Frontgrade Technologies Inc. · Electronic Components
90CD0028-1
Waveguide Assembly
Part Number90CD0028-1
ManufacturerFrontgrade Technologies Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-306-3907 (NSN)
Federal Item NameWAVEGUIDE ASSEMBLY
Federal Supply Class5985 — Antennas and Waveguides
Flange Quantity2
Operating Pressure25.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM
Waveguide Center To Center Distanc4.060 INCHES NOMINAL
Waveguide Length17.750 INCHES NOMINAL
FlexibilityRIGID SINGLE TUBING SEGMENT
MaterialALUMINUM SINGLE TUBING SEGMENT
Style DesignatorOFFSET BEND TYPE
Voltage Standing Wave Ratio1.16
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 90CD0028-1 available?
We can source 90CD0028-1 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 90CD0028-1 by Frontgrade Technologies Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 90CD0028-1 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 90CD0028-1?
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 90CD0028-1?
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.