Frontgrade Technologies Inc. · Electronic Components
680051
Coupling, Waveguide
Part Number680051
ManufacturerFrontgrade Technologies Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-569-5849 (NSN)
Federal Item NameCOUPLING,WAVEGUIDE
Federal Supply Class5985 — Antennas and Waveguides
Coupling Outside Width2.680 INCHES MINIMUM AND 2.810 INCHES MAXIMUM
Coupling Overall Depth0.680 INCHES MINIMUM AND 0.810 INCHES MAXIMUM
FSC Application DataANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
Coupling Outside Height2.390 INCHES NOMINAL
MaterialSTEEL CORROSION RESISTING SINGLE COUPLING
Surface TreatmentPASSIVATE SINGLE COUPLING OUTSIDE SURFACES
Style DesignatorRECTANGULAR
Vendor Part NumbersG400080-1, 272216198012, 352250017874, SM-A-778244-1
Cancelled NSN5985-00-856-8298 (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 680051 available?
We can source 680051 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 680051 by Frontgrade Technologies Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 680051 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 680051?
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 680051?
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.