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Naval Air Systems Command Managed Original Design Activity Not Material/Parts Supplier · Electronic Components
1272AS502
Adapter, Waveguide
Part Number1272AS502
ManufacturerNaval Air Systems Command Managed Original Design Activity Not Material/Parts Supplier
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-105-5308 (NSN)
Federal Item NameADAPTER,WAVEGUIDE
Federal Supply Class5985 — Antennas and Waveguides
Adapter Overall Height1.155 INCHES NOMINAL
Flange Depth0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM SINGLE FLANGE
Flange Outside Width1.610 INCHES MINIMUM AND 1.640 INCHES MAXIMUM SINGLE FLANGE
Waveguide Outside Height0.496 INCHES MINIMUM AND 0.504 INCHES MAXIMUM
Waveguide Inside Width0.896 INCHES MINIMUM AND 0.904 INCHES MAXIMUM
Style DesignatorWAVEGUIDE TO COAXIAL
MaterialALUMINUM ALL TUBING SEGMENT AND FLANGE
Flange Inside Width0.896 INCHES MINIMUM AND 0.904 INCHES MAXIMUM SINGLE FLANGE
Thread DirectionRIGHT-HAND SINGLE FLANGE ALL CONNECTION FACILITIES
Flange Outside Height1.610 INCHES MINIMUM AND 1.640 INCHES MAXIMUM SINGLE FLANGE
Flange Inside Height0.396 INCHES MINIMUM AND 0.404 INCHES MAXIMUM SINGLE FLANGE
Vendor Part Numbers11748145, 654VE4859-1
Cancelled NSN5985-00-257-9915 (cancelled)
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 1272AS502 available?
We can source 1272AS502 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 1272AS502 by Naval Air Systems Command Managed Original Design Activity Not Material/Parts Supplier obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1272AS502 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 1272AS502?
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 1272AS502?
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.