Austin Insulators · Electronic Components
A-4447-B
Insulator, Feedthru
Part NumberA-4447-B
ManufacturerAustin Insulators
AvailabilityAvailable to order — request a quote
Specifications
NSN5970-01-115-0479 (NSN)
Federal Item NameINSULATOR,FEEDTHRU
Federal Supply Class5970 — Electrical Insulators
Center Stud Length35.500 INCHES NOMINAL
Style DesignatorDOUBLE, BOWL
Outside Diameter36.000 INCHES NOMINAL
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 A-4447-B available?
We can source A-4447-B 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 A-4447-B by Austin Insulators obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If A-4447-B 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 A-4447-B?
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 A-4447-B?
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.