Frontgrade Technologies Inc. · Electronic Components
873949-1
Waveguide Assembly
Part Number873949-1
ManufacturerFrontgrade Technologies Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-420-2220 (NSN)
Federal Item NameWAVEGUIDE ASSEMBLY
Federal Supply Class5985 — Antennas and Waveguides
Waveguide Inside Height0.400 INCHES NOMINAL
Flange Quantity2
Waveguide Offset Distance1.750 INCHES NOMINAL
Flange StyleCHOKE TYPE SECOND FLANGE
Flange Inside Height0.400 INCHES NOMINAL SECOND FLANGE
Waveguide Outside Height0.500 INCHES NOMINAL
Flange Inside Width1.005 INCHES NOMINAL FIRST FLANGE
Flange Outside Height1.625 INCHES NOMINAL SECOND FLANGE
Waveguide Outside Width1.000 INCHES NOMINAL
Flange Inside Diameter0.625 INCHES NOMINAL SECOND FLANGE
Flange Depth0.625 INCHES NOMINAL SECOND FLANGE
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 873949-1 available?
We can source 873949-1 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 873949-1 by Frontgrade Technologies Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 873949-1 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 873949-1?
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 873949-1?
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.