General Electric · Electronic Components
21C912-221
Motor-Tachometer Generator
Part Number21C912-221
ManufacturerGeneral Electric
AvailabilityAvailable to order — request a quote
Specifications
NSN6105-00-372-4617 (NSN)
Federal Item NameMOTOR-TACHOMETER GENERATOR
Federal Supply Class6105 — Motors, Electrical
Enclosure FeatureTOTALLY ENCLOSED
Frequency In Hertz60.0 OUTPUT
Specific UseTEST STAND FOR ENGINE J85R
PhaseTWO INPUT
Features ProvidedVERTICAL MOUNTING POSITION AND HORIZONTAL MOUNTING POSITION
Current TypeAC INPUT
Inclosure SpecificationCOMMERCIAL
Cooling MethodAMBIENT AIR
Vendor Part NumbersA5464220075
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 21C912-221 available?
We can source 21C912-221 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 21C912-221 by General Electric obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 21C912-221 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 21C912-221?
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 21C912-221?
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.