Keysight Technologies Inc. · Electronic Components
P281B-013
Adapter, Waveguide
Part NumberP281B-013
ManufacturerKeysight Technologies Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-004-0105 (NSN)
Federal Item NameADAPTER,WAVEGUIDE
Federal Supply Class5985 — Antennas and Waveguides
Tubing Wall Construction StyleSEAMLESS SINGLE TUBING SEGMENT
MaterialALUMINUM ALLOY SINGLE FLANGE
Flange Quantity1
Flange Connecting Hole Diameter0.144 INCHES NOMINAL SINGLE FLANGE SINGLE CONNECTION FACILITY
Flange Inside Height0.394 INCHES NOMINAL SINGLE FLANGE
Flange Outside Height1.313 INCHES NOMINAL SINGLE FLANGE
Waveguide Outside Height0.391 INCHES NOMINAL
Waveguide Inside Height0.311 INCHES NOMINAL
Flange StyleCOVER TYPE SINGLE FLANGE
Criticality Code JustificationFEAT
Flange Connecting Facility And Qua4 UNTHREADED HOLE(S) SINGLE FLANGE SINGLE CONNECTION FACILITY
Vendor Part NumbersP175SSC, 806334-1, 91377444, P281B OPT13, 352250024503
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 P281B-013 available?
We can source P281B-013 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 P281B-013 by Keysight Technologies Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If P281B-013 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 P281B-013?
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 P281B-013?
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.