L3Harris Technologies · Electronic Components
411751-4
Adapter, Waveguide
Part Number411751-4
ManufacturerL3Harris Technologies
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-194-3083 (NSN)
Federal Item NameADAPTER,WAVEGUIDE
Federal Supply Class5985 — Antennas and Waveguides
Thread Quantity Per Inch32 SINGLE FLANGE SECOND CONNECTION FACILITY
Coaxial Connector Series DesignatiSMA
Cross Sectional Shape StyleINTERNAL, RECTANGULAR DOUBLE RIDGED EXTERNAL, RECTANGULAR DOUBLE INDENTED
Waveguide Outside Height0.603 INCHES MINIMUM AND 0.609 INCHES MAXIMUM
Waveguide Inside Height0.503 INCHES MINIMUM AND 0.509 INCHES MAXIMUM
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE FLANGE SECOND CONNECTION FACILITY
Flange Connecting Facility And Qua4 THREADED HOLE(S) SINGLE FLANGE SECOND CONNECTION FACILITY
Nominal Thread Size0.138 INCHES SINGLE FLANGE SECOND CONNECTION FACILITY
Waveguide Inside Width1.087 INCHES MINIMUM AND 1.093 INCHES MAXIMUM
Adapter Overall Height1.495 INCHES MAXIMUM
Style DesignatorWAVEGUIDE TO COAXIAL
Vendor Part Numbers226157
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 411751-4 available?
We can source 411751-4 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 411751-4 by L3Harris Technologies obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 411751-4 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 411751-4?
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 411751-4?
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.