NAVAIR/NAVSEA Design Activity · Electronic Components
996557REVA
Waveguide Assembly
Part Number996557REVA
ManufacturerNAVAIR/NAVSEA Design Activity
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-296-1949 (NSN)
Federal Item NameWAVEGUIDE ASSEMBLY
Federal Supply Class5985 — Antennas and Waveguides
Flange Connecting Facility And Qua4 THREADED HOLE(S) ALL FLANGES SINGLE CONNECTION FACILITY
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) ALL FLANGES SINGLE CONNECTION FACILITY
Waveguide Inside Height0.497 INCHES NOMINAL
Waveguide Inside Width1.122 INCHES NOMINAL
Flange Outside Width1.875 INCHES NOMINAL ALL FLANGES
Flange StyleCHOKE TYPE ALL FLANGES
Waveguide Longer Offset Distance6.500 INCHES NOMINAL
Thread Class2B ALL FLANGES SINGLE CONNECTION FACILITY
Flange Inside Width1.253 INCHES NOMINAL ALL FLANGES
Flange Outside Height1.875 INCHES NOMINAL ALL FLANGES
Flange Quantity2
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 996557REVA available?
We can source 996557REVA 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 996557REVA by NAVAIR/NAVSEA Design Activity obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 996557REVA 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 996557REVA?
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 996557REVA?
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.