Instruments and Flight Research · Electronic Components
525791-20
Motor-Tachometer Generator
Part Number525791-20
ManufacturerInstruments and Flight Research
AvailabilityAvailable to order — request a quote
Specifications
NSN6105-00-950-0747 (NSN)
Federal Item NameMOTOR-TACHOMETER GENERATOR
Federal Supply Class6105 — Motors, Electrical
Connection Type And Voltage Rating115.0 LINE TO NEUTRAL SINGLE INPUT
Rotor Speed Rating In Rpm4500.0 SINGLE NO LOAD
Spline Length0.3970 INCHES NOMINAL SINGLE END
Shaft End CharacteristicA14 SINGLE STYLE SINGLE END
Overall Height1.437 INCHES
Mounting Facility Circle Diameter1.100 INCHES
Mounting Facility Type And Quantit4 THREADED HOLE(S)
Current TypeAC INPUT
Torque Rating And Type1.45 INCH-OUNCES STALLED
Temp Rating-55.0 OPERATING CELSIUS AND 125.0 OPERATING CELSIUS
Frequency In Hertz400.0 OUTPUT
Vendor Part Numbers15G4KAB1A0
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 525791-20 available?
We can source 525791-20 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 525791-20 by Instruments and Flight Research obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 525791-20 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 525791-20?
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 525791-20?
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.