Lockheed Martin · Electronic Components
70-154
Synchro, Control Transformer
Part Number70-154
ManufacturerLockheed Martin
LifecycleStocked
AvailabilityAvailable to order — request a quote
Specifications
NSN5990-00-318-3990 (NSN)
Federal Item NameSYNCHRO,CONTROL TRANSFORMER
Federal Supply Class5990 — Synchros and Resolvers
Shaft Thread DirectionRIGHT-HAND SINGLE SHAFT
Shaft End Play0.0150 INCHES MAXIMUM
Body StyleSTANDARD ROUND, REAR MOUNTING FLANGE
Body Size23
Transformation Ratio55.000 ROTOR TO STATOR MINIMUM
Second Shoulder Face To Rear Flang1.7620 INCHES NOMINAL
Frequency In Hertz400.0 NOMINAL
Terminal LocationREAR
Stator Input Voltage Rating In Vol90.0 NOMINAL
Shaft Thread Series DesignatorUNF SINGLE SHAFT
Shaft Maximum Runout0.0010 INCHES
Vendor Part Numbers08971
ProducttraceabilityNo
RohscompliantYES
IscanonicalY
Hazardousfalse
RohsphthalatescompliantYES
UseccnUnknown
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 70-154 available?
We can source 70-154 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 70-154 by Lockheed Martin obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 70-154 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 70-154?
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 70-154?
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.