Raytheon Company · Electronic Components
721711-3
Adapter, Waveguide
Part Number721711-3
ManufacturerRaytheon Company
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-157-3275 (NSN)
Federal Item NameADAPTER,WAVEGUIDE
Federal Supply Class5985 — Antennas and Waveguides
MaterialALUMINUM ALL TUBING SEGMENT AND FLANGE
Adapter Length1.245 INCHES MINIMUM AND 1.255 INCHES MAXIMUM
Surface TreatmentLACQUER ALL TUBING SEGMENT AND FLANGE OUTSIDE SURFACES
Flange Inside Height0.395 INCHES MINIMUM SINGLE FLANGE
Flange Inside Width0.707 INCHES MINIMUM SINGLE FLANGE
Connector End DesignFEMALE
Adapter Height1.305 INCHES MINIMUM AND 1.315 INCHES MAXIMUM
Flange StyleCOVER TYPE SINGLE FLANGE
Voltage Standing Wave Ratio1.25
Tubing Wall Construction StyleSEAMLESS SINGLE TUBING SEGMENT
Style DesignatorWAVEGUIDE TO COAXIAL
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 721711-3 available?
We can source 721711-3 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 721711-3 by Raytheon Company obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 721711-3 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 721711-3?
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 721711-3?
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.