Naval Air Warfare Ctr Aircraft Div · Electronic Components
43140-00451-1
Adapter, Waveguide
Part Number43140-00451-1
ManufacturerNaval Air Warfare Ctr Aircraft Div
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-503-1409 (NSN)
Federal Item NameADAPTER,WAVEGUIDE
Federal Supply Class5985 — Antennas and Waveguides
Thread Class2B SINGLE FLANGE SINGLE CONNECTION FACILITY
Thread DirectionRIGHT-HAND SINGLE FLANGE SINGLE CONNECTION FACILITY
Flange Depth0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM SINGLE FLANGE
Adapter Length2.170 INCHES MINIMUM AND 2.230 INCHES MAXIMUM
Flange Inside Height0.396 INCHES MINIMUM AND 0.404 INCHES MAXIMUM SINGLE FLANGE
Waveguide Inside Width0.900 INCHES NOMINAL
Flange StyleCHOKE TYPE SINGLE FLANGE
Cross Sectional Shape StyleINTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR
Adapter Height1.610 INCHES MINIMUM AND 1.640 INCHES MAXIMUM
Flange Quantity1
Adapter Overall Height1.610 INCHES MINIMUM AND 1.640 INCHES MAXIMUM
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 43140-00451-1 available?
We can source 43140-00451-1 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 43140-00451-1 by Naval Air Warfare Ctr Aircraft Div obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 43140-00451-1 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 43140-00451-1?
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 43140-00451-1?
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.