Moog · Electronic Components
45-4277-03
Synchro, Control Transformer
Part Number45-4277-03
ManufacturerMoog
AvailabilityAvailable to order — request a quote
Specifications
NSN5990-00-444-9993 (NSN)
Federal Item NameSYNCHRO,CONTROL TRANSFORMER
Federal Supply Class5990 — Synchros and Resolvers
Pilot Length0.0400 INCHES NOMINAL
Pilot Diameter0.4995 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM
Overall Length1.6980 INCHES MINIMUM AND 1.7240 INCHES MAXIMUM
Body StyleSTANDARD ROUND A
Undercut Diameter0.6880 INCHES MINIMUM AND 0.6910 INCHES MAXIMUM
Undercut Width0.0620 INCHES NOMINAL
Flange Diameter0.7490 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM
Flange Thickness0.0620 INCHES NOMINAL
Plus J Zrs Reactance In Ohms177.00 NOMINAL
Transformation Ratio2.550 ROTOR TO STATOR NOMINAL
Terminal LocationREAR
Vendor Part NumbersCTH8E4
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 45-4277-03 available?
We can source 45-4277-03 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 45-4277-03 by Moog obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 45-4277-03 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 45-4277-03?
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 45-4277-03?
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.