Parker-Hannifin Corporation · Electronic Components
A57-00191
Transformer, Power
Part NumberA57-00191
ManufacturerParker-Hannifin Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-451-4975 (NSN)
Federal Item NameTRANSFORMER,POWER
Federal Supply Class5950 — Coils and Transformers
Inclosure TypeFULLY INCLOSED
Body Height10.375 INCHES NOMINAL
Body Width4.750 INCHES NOMINAL
Body Length5.250 INCHES NOMINAL
Overall Height10.375 INCHES NOMINAL
Overall Length5.250 INCHES NOMINAL
Input Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Overall Width4.750 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 A57-00191 available?
We can source A57-00191 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 A57-00191 by Parker-Hannifin Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If A57-00191 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 A57-00191?
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 A57-00191?
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.