Boeing · Electronic Components
75B870057-211
Waveguide — Antennas and Waveguides
Part Number75B870057-211
ManufacturerBoeing
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-319-7758 (NSN)
Federal Item NameWAVEGUIDE
Federal Supply Class5985 — Antennas and Waveguides
Cross Sectional Shape StyleINTERNAL, RECTANGULAR DOUBLE RIDGED EXTERNAL, RECTANGULAR
Tubing Wall Construction StyleSTRAIGHT SEAM SINGLE TUBING SEGMENT
Tubing Twist TypeSTRAIGHT TWIST SINGLE TUBING SEGMENT
FlexibilityFLEXIBLE OR RIGID SINGLE TUBING SEGMENT
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 75B870057-211 available?
We can source 75B870057-211 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 75B870057-211 by Boeing obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 75B870057-211 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 75B870057-211?
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 75B870057-211?
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.