Raytheon · Electronic Components
861286-1
Waveguide Assembly
Part Number861286-1
ManufacturerRaytheon
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-090-1076 (NSN)
Federal Item NameWAVEGUIDE ASSEMBLY
Federal Supply Class5985 — Antennas and Waveguides
Thread Class2B FIRST FLANGE ALL CONNECTION FACILITIES2B FIRST FLANGE ALL CONNECTION FACILITIES
Bend Angle In Deg90.0 SECOND BEND H-PLANE90.0 SECOND BEND H-PLANE
Waveguide Second Leg Length6.780 INCHES NOMINAL6.780 INCHES NOMINAL
Flange Inside Width0.620 INCHES MINIMUM AND 0.620 INCHES MINIMUM AND 0.624 INCHES MAXIMUM FIRST FLANGE0.624 INCHES MAXIMUM FIRST FLANGE
Waveguide Outside Height0.388 INCHES MINIMUM AND 0.388 INCHES MINIMUM AND 0.394 INCHES MAXIMUM0.394 INCHES MAXIMUM
Flange Connecting Facility And Qua4 THREADED HOLE(S) FIRST FLANGE ALL CONNECTION FACILITIES4 THREADED HOLE(S) FIRST FLANGE ALL CONNECTION FACILITIES
Flange Inside Diameter0.985 INCHES MINIMUM AND 0.985 INCHES MINIMUM AND 1.015 INCHES MAXIMUM FIRST FLANGE1.015 INCHES MAXIMUM FIRST FLANGE
Surface TreatmentCHROMATE ZINC AND ENAMEL SINGLE TUBING SEGMENT AND FLANGE OUTSIDE SURFACES
Nominal Thread Size0.138 INCHES FIRST FLANGE ALL CONNECTION FACILITIES0.138 INCHES FIRST FLANGE ALL CONNECTION FACILITIES
Waveguide Fourth Leg Length1.000 INCHES NOMINAL1.000 INCHES NOMINAL
MaterialMETAL ALL TUBING SEGMENT AND 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 861286-1 available?
We can source 861286-1 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 861286-1 by Raytheon obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 861286-1 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 861286-1?
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 861286-1?
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.