Raytheon · Electronic Components
B15403
Nut, Coupling, Electrical Conduit
Part NumberB15403
ManufacturerRaytheon
AvailabilityAvailable to order — request a quote
Specifications
NSN5975-00-280-9524 (NSN)
Federal Item NameNUT,COUPLING,ELECTRICAL CONDUIT
Federal Supply Class5975 — Electrical Hardware and Supplies
Item Accommodated Trade Size0.375 INCHES SINGLE END
Conduit Type AccommodatedRIGID METALLIC THINWALL SINGLE END
Surface TreatmentANODIZE
MaterialALUMINUM ALLOY
Style DesignatorKNURLED/RIBBED
Seat End Inside Diameter0.600 INCHES NOMINAL
Vendor Part Numbers421275-3, 865539-3, M421475-3, 118-1-0375
Cancelled NSN5975-00-602-6746 (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 B15403 available?
We can source B15403 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 B15403 by Raytheon obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If B15403 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 B15403?
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 B15403?
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.