Naval Sea Systems Command · Electronic Components
5186905
Waveguide Assembly
Part Number5186905
ManufacturerNaval Sea Systems Command
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-187-4950 (NSN)
Federal Item NameWAVEGUIDE ASSEMBLY
Federal Supply Class5985 — Antennas and Waveguides
Flange StyleCHOKE TYPE FIRST FLANGE
Bend Angle In Deg90.0 FIRST BEND H-PLANE
Cross Sectional Shape StyleINTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR
Waveguide Inside Height0.372 INCHES MINIMUM AND 0.378 INCHES MAXIMUM
Waveguide Inside Width0.747 INCHES MINIMUM AND 0.753 INCHES MAXIMUM
Waveguide Second Leg Length14.120 INCHES NOMINAL
Flange Inside Height0.479 INCHES MINIMUM AND 0.481 INCHES MAXIMUM SECOND FLANGE
Flange Connecting Hole Diameter0.144 INCHES MINIMUM AND 0.147 INCHES MAXIMUM SECOND FLANGE ALL CONNECTION FACILITIES
Surface TreatmentCHROMATE ALL TUBING SEGMENT AND FLANGE OUTSIDE SURFACES
Waveguide Outside Height0.472 INCHES MINIMUM AND 0.478 INCHES MAXIMUM
Voltage Standing Wave Ratio1.15
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 5186905 available?
We can source 5186905 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 5186905 by Naval Sea Systems Command obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 5186905 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 5186905?
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 5186905?
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.