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Navair And Navsea Managed Original Design Activity Dwg Not Material/Parts Supplier · Electronic Components
2661991
Waveguide Assembly
Part Number2661991
ManufacturerNavair And Navsea Managed Original Design Activity Dwg Not Material/Parts Supplier
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-436-6274 (NSN)
Federal Item NameWAVEGUIDE ASSEMBLY
Federal Supply Class5985 — Antennas and Waveguides
Surface TreatmentSILVER ALL TUBING SEGMENT AND FLANGE ALL SURFACES
Flange Quantity2
Flange Connecting Hole Diameter0.169 INCHES NOMINAL ALL FLANGES ALL CONNECTION FACILITIES
Waveguide Outside Width1.000 INCHES NOMINAL
Flange Depth0.437 INCHES NOMINAL ALL FLANGES
Flange Outside Width1.625 INCHES NOMINAL ALL FLANGES
FlexibilityRIGID ALL TUBING SEGMENT
Tubing Wall Construction StyleSEAMLESS ALL TUBING SEGMENT
Flange Inside Width0.900 INCHES NOMINAL ALL FLANGES
Flange Outside Height1.625 INCHES NOMINAL ALL FLANGES
FSC Application DataMULTIAPPLICATION
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 2661991 available?
We can source 2661991 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 2661991 by Navair And Navsea Managed Original Design Activity Dwg Not Material/Parts Supplier obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 2661991 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 2661991?
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 2661991?
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.