L3Harris Technologies, Inc. · Electronic Components
129981
Waveguide Assembly
Part Number129981
ManufacturerL3Harris Technologies, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-199-0183 (NSN)
Federal Item NameWAVEGUIDE ASSEMBLY
Federal Supply Class5985 — Antennas and Waveguides
Insertion Loss In Decibels0.06
Flange Inside Height1.502 INCHES MINIMUM AND 1.505 INCHES MAXIMUM FIRST FLANGE
Flange Outside Diameter5.312 INCHES NOMINAL SECOND FLANGE
Flange Connecting Facility And Qua8 UNTHREADED HOLE(S) FIRST FLANGE SINGLE CONNECTION FACILITY
Flange Inside Width3.002 INCHES MINIMUM AND 3.005 INCHES MAXIMUM SECOND FLANGE
MaterialRUBBER SILICONE SINGLE TUBING JACKET
Flange Depth0.750 INCHES NOMINAL SECOND FLANGE
Surface TreatmentSILVER SINGLE TUBING SEGMENT INSIDE SURFACES
FlexibilityFLEXIBLE SINGLE TUBING SEGMENT
Waveguide Outside Width2.995 INCHES MINIMUM AND 3.005 INCHES MAXIMUM
Waveguide Length6.690 INCHES NOMINAL
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 129981 available?
We can source 129981 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 129981 by L3Harris Technologies, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 129981 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 129981?
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 129981?
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.