MIL-SPEC · Electronic Components
31TR6B
Synchro, Receiver
Part Number31TR6B
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5990-00-677-6505 (NSN)
Federal Item NameSYNCHRO,RECEIVER
Federal Supply Class5990 — Synchros and Resolvers
Body StyleSTANDARD ROUND D
Rotor Input Voltage Rating In Volt115.0 NOMINAL
Frequency In Hertz6.0 NOMINAL
Rotor Input Electrical Power Ratin6.6 WATTS MAXIMUM
Rotor Input Current Rating440.0 MILLIAMPERES MAXIMUM
Terminal LocationREAR
Terminal Type And Quantity6 SCREW
Shaft Thread Length0.3100 INCHES NOMINAL FRONT SHAFT
Plus J Zss Reactance In Ohms6.62 MINIMUM AND 13.47 MAXIMUM
Transformation Ratio0.783 STATOR TO ROTOR NOMINAL
Alignment Hole Bolt Circle Diamete2.3220 INCHES NOMINAL
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 31TR6B available?
We can source 31TR6B 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 31TR6B by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 31TR6B 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 31TR6B?
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 31TR6B?
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.