Kearfott · Electronic Components
RS901-2E
Synchro, Control Transformer
Part NumberRS901-2E
ManufacturerKearfott
AvailabilityAvailable to order — request a quote
Specifications
NSN5990-00-623-4198 (NSN)
Federal Item NameSYNCHRO,CONTROL TRANSFORMER
Federal Supply Class5990 — Synchros and Resolvers
Shaft TypeROUND, SLOTTED SINGLE SHAFT
Electrical Error Angular Range In-10.0 TO 10.0
Actuator Friction Torque At Plus 24.0 CENTIMETER-GRAMS NOMINAL
Phase Shift Angle In Deg4.500 INPUT TO OUTPUT NOMINAL
Shaft Diameter0.1200 INCHES NOMINAL SINGLE SHAFT
Actuator Friction Torque At Minus16.0 CENTIMETER-GRAMS NOMINAL
Frequency In Hertz400.0 NOMINAL
Maximum Temp Rise2.0 CELSIUS
Transformation Ratio0.735 ROTOR TO STATOR NOMINAL
Zso Impedance Angle In Deg80.80 NOMINAL
Terminal LocationREAR
Vendor Part Numbers9073045
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 RS901-2E available?
We can source RS901-2E 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 RS901-2E by Kearfott obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If RS901-2E 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 RS901-2E?
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 RS901-2E?
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.