Home /
Catalog / Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir / SMB540678
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · Electronic Components
SMB540678
Synchro, Transmitter
Part NumberSMB540678
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
AvailabilityAvailable to order — request a quote
Specifications
NSN5990-00-879-4301 (NSN)
Federal Item NameSYNCHRO,TRANSMITTER
Federal Supply Class5990 — Synchros and Resolvers
Pilot Diameter0.4950 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM
Flange Diameter0.7470 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM
Phase Shift Angle In Deg10.000 INPUT TO OUTPUT NOMINAL
Overall Length1.6150 INCHES NOMINAL
Body StyleSTANDARD ROUND A
Undercut Diameter0.6910 INCHES MAXIMUM
Flange Thickness0.0620 INCHES NOMINAL
Maximum Total Null Voltage Output20.00
Undercut Width0.0620 INCHES NOMINAL
Rotor Input Current Rating120.0 MILLIAMPERES NOMINAL
Plus J Zro Reactance In Ohms210.00 NOMINAL
Vendor Part NumbersU212698, U207029-1-1-8
Cancelled NSN5990-00-102-8493 (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 SMB540678 available?
We can source SMB540678 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 SMB540678 by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SMB540678 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 SMB540678?
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 SMB540678?
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.