Keysight Technologies · Electronic Components
X281C-012
Adapter, Waveguide
Part NumberX281C-012
ManufacturerKeysight Technologies
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-315-5471 (NSN)
Federal Item NameADAPTER,WAVEGUIDE
Federal Supply Class5985 — Antennas and Waveguides
Cross Sectional Shape StyleINTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR
Coaxial Connector Series DesignatiN
Insertion Loss In Decibels0.08
Waveguide Outside Height0.500 INCHES NOMINAL
Adapter Overall Height2.400 INCHES NOMINAL
Waveguide Inside Width0.900 INCHES NOMINAL
Flange Inside Width1.003 INCHES MINIMUM SINGLE FLANGE
Adapter Length2.900 INCHES NOMINAL
Connector End DesignMALE
Flange Depth0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM SINGLE FLANGE
Flange Outside Width1.610 INCHES MINIMUM AND 1.640 INCHES MAXIMUM SINGLE FLANGE
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 X281C-012 available?
We can source X281C-012 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 X281C-012 by Keysight Technologies obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If X281C-012 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 X281C-012?
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 X281C-012?
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.