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Navair And Navsea Managed Original Design Activity Dwg Not Material/Parts Supplier · Electronic Components
1857643
Waveguide Assembly
Part Number1857643
ManufacturerNavair And Navsea Managed Original Design Activity Dwg Not Material/Parts Supplier
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-671-3011 (NSN)
Federal Item NameWAVEGUIDE ASSEMBLY
Federal Supply Class5985 — Antennas and Waveguides
Operating Pressure12.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM
MaterialALUMINUM ALLOY ALL TUBING SEGMENT AND FLANGE
Waveguide Inside Height0.867 INCHES MINIMUM AND 0.877 INCHES MAXIMUM
Waveguide Outside Height0.995 INCHES MINIMUM AND 1.005 INCHES MAXIMUM
FSC Application DataANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
Surface TreatmentENAMEL ALL FLANGE OUTSIDE SURFACES
Flange Connecting Facility And Qua8 UNTHREADED HOLE(S) ALL FLANGES ALL CONNECTION FACILITIES
Style DesignatorBEND TYPE
Flange Depth0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM ALL FLANGES
Waveguide Longer Offset Distance3.093 INCHES NOMINAL
Flange Inside Width2.002 INCHES MINIMUM AND 2.005 INCHES MAXIMUM ALL FLANGES
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 1857643 available?
We can source 1857643 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 1857643 by Navair And Navsea Managed Original Design Activity Dwg Not Material/Parts Supplier obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1857643 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 1857643?
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 1857643?
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.