Northrop Grumman Support Services · Electronic Components
134C974H01
Flange, Waveguide
Part Number134C974H01
ManufacturerNorthrop Grumman Support Services
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-178-0273 (NSN)
Federal Item NameFLANGE,WAVEGUIDE
Federal Supply Class5985 — Antennas and Waveguides
Nominal Thread Size0.201 INCHES SINGLE FLANGE FIRST CONNECTION FACILITY
Flange Inside Height4.240 INCHES NOMINAL SINGLE FLANGE
Flange Connecting Facility And Qua6 UNTHREADED HOLE(S) SINGLE FLANGE SECOND CONNECTION FACILITY
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE FLANGE FIRST CONNECTION FACILITY
Thread Class2B SINGLE FLANGE FIRST CONNECTION FACILITY
Thread DirectionRIGHT-HAND SINGLE FLANGE FIRST CONNECTION FACILITY
Flange Inside Width4.240 INCHES NOMINAL SINGLE FLANGE
Flange Depth0.500 INCHES NOMINAL SINGLE FLANGE
MaterialSTEEL SINGLE FLANGE
Flange StyleCOVER TYPE SINGLE FLANGE
Flange Outside Diameter5.820 INCHES NOMINAL SINGLE FLANGE
Vendor Part Numbers225978
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 134C974H01 available?
We can source 134C974H01 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 134C974H01 by Northrop Grumman Support Services obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 134C974H01 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 134C974H01?
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 134C974H01?
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.