Boeing · Electronic Components
ST257V20J
Junction Box
Part NumberST257V20J
ManufacturerBoeing
AvailabilityAvailable to order — request a quote
Specifications
NSN5975-01-267-1731 (NSN)
Federal Item NameJUNCTION BOX
Federal Supply Class5975 — Electrical Hardware and Supplies
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 ST257V20J available?
We can source ST257V20J 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 ST257V20J by Boeing obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If ST257V20J 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 ST257V20J?
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 ST257V20J?
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.