Kearfott · Electronic Components
U904-001
Synchro, Control Transformer
Part NumberU904-001
ManufacturerKearfott
AvailabilityAvailable to order — request a quote
Specifications
NSN5990-00-810-1518 (NSN)
Federal Item NameSYNCHRO,CONTROL TRANSFORMER
Federal Supply Class5990 — Synchros and Resolvers
MaterialSTEEL CORROSION RESISTING BODY
Shaft Maximum Runout0.0010 INCHES
Zss Resistance In Ohms106.00 NOMINAL
Shaft Maximum Radial Play0.0050 INCHES
Fragility FactorMODERATELY RUGGED
Stator Dc Resistance In Ohms60.00 NOMINAL
Maximum Total Null Voltage Output53.00
Zro Resistance In Ohms625.00 NOMINAL
Actuator Friction Torque At Minus120.0 CENTIMETER-GRAMS NOMINAL
Shaft Length0.2740 INCHES MAXIMUM REAR SHAFT
Stator Input Voltage Rating In Vol11.8 NOMINAL
Vendor Part Numbers464090-2, 124851-02, U904-001-D
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 U904-001 available?
We can source U904-001 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 U904-001 by Kearfott obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If U904-001 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 U904-001?
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 U904-001?
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.