Honeywell Intl Inc. Defense Avionics Systems · Electronic Components
AY221A25B
Resolver, Electrical
Part NumberAY221A25B
ManufacturerHoneywell Intl Inc. Defense Avionics Systems
AvailabilityAvailable to order — request a quote
Specifications
NSN5990-00-583-3412 (NSN)
Federal Item NameRESOLVER,ELECTRICAL
Federal Supply Class5990 — Synchros and Resolvers
Overall Length2.1310 INCHES NOMINAL
Rotor Input Voltage Rating In Volt26.0 MAXIMUM
Body Size15
Plus J Zro Reactance In Ohms440.00 NOMINAL
Phase Shift Angle In Deg7.000 INPUT TO OUTPUT NOMINAL
Shaft Slot Depth0.0310 INCHES NOMINAL SINGLE SHAFT
Terminal Type And Quantity7 WIRE LEAD
Shaft Diameter0.1200 INCHES NOMINAL SINGLE SHAFT
Shaft Length0.5000 INCHES NOMINAL SINGLE SHAFT
Shaft TypeROUND, SLOTTED SINGLE SHAFT
Frequency In Hertz400.0 NOMINAL
Vendor Part Numbers254553, 3563152-0100
Cancelled NSN5990-00-826-3182 (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 AY221A25B available?
We can source AY221A25B 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 AY221A25B by Honeywell Intl Inc. Defense Avionics Systems obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If AY221A25B 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 AY221A25B?
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 AY221A25B?
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.