Northrop Grumman Systems Corporation · Electronic Components
990C089H02
Coupler, Directional
Part Number990C089H02
ManufacturerNorthrop Grumman Systems Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-031-3635 (NSN)
Federal Item NameCOUPLER,DIRECTIONAL
Federal Supply Class5985 — Antennas and Waveguides
Unit TypeWAVEGUIDE
Overall Width1.400 INCHES MAXIMUM
Usage DesignMAIN LINE AND SECONDARY LINE TERMINAL FITTING
FSC Application DataANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
Terminal Fitting Controlling AgencWESTINGHOUSE ELECTRIC CORP
Design TypeBIDIRECTIONAL
Identifying NumberTERMINAL FITTING TYPE N; PART NO. MRC750C3; PART NO. MRC750C2
Overall Height3.590 INCHES MAXIMUM
Overall Length7.750 INCHES MAXIMUM
Power Loss In Decibels30.0
Vendor Part NumbersR90B3N
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 990C089H02 available?
We can source 990C089H02 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 990C089H02 by Northrop Grumman Systems Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 990C089H02 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 990C089H02?
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 990C089H02?
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.