Northrop Grumman Systems · Electronic Components
990C524H05
Adapter, Waveguide
Part Number990C524H05
ManufacturerNorthrop Grumman Systems
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-223-3002 (NSN)
Federal Item NameADAPTER,WAVEGUIDE
Federal Supply Class5985 — Antennas and Waveguides
Coaxial Connector Series DesignatiOSM
Adapter Length1.280 INCHES NOMINAL
Voltage Standing Wave Ratio1.25
Waveguide Outside Width0.996 INCHES MINIMUM AND 1.004 INCHES MAXIMUM
MaterialALUMINUM ALLOY ALL TUBING SEGMENT AND FLANGE
Tubing Wall Construction StyleSEAMLESS SINGLE TUBING SEGMENT
Adapter Overall Width1.625 INCHES NOMINAL
Adapter Overall Height1.512 INCHES NOMINAL
Waveguide Outside Height0.496 INCHES MINIMUM AND 0.504 INCHES MAXIMUM
Flange Connecting Facility And Qua4 UNTHREADED HOLE(S) SINGLE FLANGE ALL CONNECTION FACILITIES
Flange Connecting Hole Diameter0.169 INCHES MINIMUM AND 0.172 INCHES MAXIMUM SINGLE FLANGE ALL CONNECTION FACILITIES
Vendor Part Numbers60667-P3
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 990C524H05 available?
We can source 990C524H05 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 990C524H05 by Northrop Grumman Systems obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 990C524H05 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 990C524H05?
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 990C524H05?
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.