Waveline Inc. · Electronic Components
401NF
Adapter, Waveguide
Part Number401NF
ManufacturerWaveline Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-237-3982 (NSN)
Federal Item NameADAPTER,WAVEGUIDE
Federal Supply Class5985 — Antennas and Waveguides
Coaxial Connector Series DesignatiN
Flange Depth0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM SINGLE FLANGE
Waveguide Outside Width1.496 INCHES MINIMUM AND 1.504 INCHES MAXIMUM
Flange Quantity1
Adapter Overall Height3.110 INCHES MINIMUM AND 3.140 INCHES MAXIMUM
Input Impedance Rating In Ohms50.0
Flange Inside Width1.503 INCHES MINIMUM AND 1.506 INCHES MAXIMUM SINGLE FLANGE
Waveguide Inside Height0.618 INCHES MINIMUM AND 0.626 INCHES MAXIMUM
Surface TreatmentCHROMATE AND ENAMEL BAKED ALL TUBING SEGMENT AND FLANGE OUTSIDE SURFACES
Tubing Wall Construction StyleSEAMLESS SINGLE TUBING SEGMENT
Flange Connecting Facility And Qua6 UNTHREADED HOLE(S) SINGLE FLANGE ALL CONNECTION FACILITIES
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 401NF available?
We can source 401NF 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 401NF by Waveline Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 401NF 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 401NF?
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 401NF?
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.