Naval Sea Systems Command · Electronic Components
5543711
Flange, Waveguide
Part Number5543711
ManufacturerNaval Sea Systems Command
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-294-3712 (NSN)
Federal Item NameFLANGE,WAVEGUIDE
Federal Supply Class5985 — Antennas and Waveguides
Flange Inside Height0.309 INCHES MINIMUM AND 0.313 INCHES MAXIMUM SINGLE FLANGE
Flange Connecting Facility And Qua4 UNTHREADED HOLE(S) SINGLE FLANGE FIRST CONNECTION FACILITY
Surface TreatmentCHROMATE AND PASSIVATE SINGLE FLANGE ALL SURFACES
Thread DirectionRIGHT-HAND SINGLE FLANGE SECOND CONNECTION FACILITY
Flange Inside Width0.620 INCHES MINIMUM AND 0.624 INCHES MAXIMUM SINGLE FLANGE
Flange Depth0.230 INCHES MINIMUM AND 0.250 INCHES MAXIMUM SINGLE FLANGE
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE FLANGE SECOND CONNECTION FACILITY
Flange StyleCONTACT TYPE SINGLE FLANGE
Thread Class2B SINGLE FLANGE SECOND CONNECTION FACILITY
Nominal Thread Size0.112 INCHES SINGLE FLANGE SECOND CONNECTION FACILITY
FSC Application DataRADAR SYSTEMS
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 5543711 available?
We can source 5543711 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 5543711 by Naval Sea Systems Command obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 5543711 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 5543711?
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 5543711?
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.