General Electric · Electronic Components
81H640
Reactor — Coils and Transformers
Part Number81H640
ManufacturerGeneral Electric
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-581-8952 (NSN)
Federal Item NameREACTOR
Federal Supply Class5950 — Coils and Transformers
Winding Operating Current4.7 AMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
Inclosure TypeHERMETICALLY SEALED
Body Length16.062 INCHES NOMINAL
Terminal Type And Quantity2 STANDOFF, THREADED STUD
Inductance Rating2.25 HENRY NOMINAL SINGLE COMPONENT SINGLE WINDING
Body Width14.500 INCHES NOMINAL
Body Height13.312 INCHES NOMINAL
Dc Resistance Rating In Ohms6.200 SINGLE COMPONENT SINGLE WINDING
Winding Quantity1 SINGLE COMPONENT
Inductance TypeFIXED
Vendor Part Numbers7711155P1
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 81H640 available?
We can source 81H640 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 81H640 by General Electric obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 81H640 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 81H640?
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 81H640?
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.