Frontgrade Technologies Inc. · Electronic Components
587R294H11
Waveguide Assembly
Part Number587R294H11
ManufacturerFrontgrade Technologies Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-334-1109 (NSN)
Federal Item NameWAVEGUIDE ASSEMBLY
Federal Supply Class5985 — Antennas and Waveguides
Surface TreatmentENAMEL AND PASSIVATE AND PRIMER ALL TUBING SEGMENT AND FLANGE OUTSIDE SURFACES
Flange Outside Height1.610 INCHES MINIMUM AND 1.640 INCHES MAXIMUM ALL FLANGES
Flange Quantity2
Waveguide Fifth Leg Length3.250 INCHES NOMINAL
Voltage Standing Wave Ratio1.15
Insertion Loss In Decibels0.13
Tubing Twist Angle In Deg90.0 FIRST TUBING SEGMENT
Waveguide Inside Height0.396 INCHES MINIMUM AND 0.404 INCHES MAXIMUM
Flange Inside Height0.396 INCHES MINIMUM AND 0.404 INCHES MAXIMUM ALL FLANGES
Thread DirectionRIGHT-HAND ALL FLANGES ALL CONNECTION FACILITIES
MaterialALUMINUM ALLOY ALL TUBING SEGMENT AND FLANGE
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 587R294H11 available?
We can source 587R294H11 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 587R294H11 by Frontgrade Technologies Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 587R294H11 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 587R294H11?
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 587R294H11?
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.