Kearfott · Electronic Components
RS900-1E
Synchro, Control Transformer
Part NumberRS900-1E
ManufacturerKearfott
AvailabilityAvailable to order — request a quote
Specifications
NSN5990-00-855-9451 (NSN)
Federal Item NameSYNCHRO,CONTROL TRANSFORMER
Federal Supply Class5990 — Synchros and Resolvers
Shaft Slot Width0.0310 INCHES NOMINAL SINGLE SHAFT
Terminal LocationREAR
Shaft Diameter0.1200 INCHES NOMINAL SINGLE SHAFT
Stator Input Voltage Rating In Vol11.8 NOMINAL
Transformation Ratio2.203 ROTOR TO STATOR NOMINAL
Pilot Length0.0620 INCHES NOMINAL
Shaft Slot Depth0.0310 INCHES NOMINAL SINGLE SHAFT
Stator Input Current Rating10.0 MILLIAMPERES NOMINAL
Frequency In Hertz400.0 NOMINAL
Terminal Type And Quantity5 SOLDER STUD
Shaft Length0.5630 INCHES NOMINAL SINGLE SHAFT
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 RS900-1E available?
We can source RS900-1E 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 RS900-1E by Kearfott obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If RS900-1E 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 RS900-1E?
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 RS900-1E?
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.