Telephone Company Of America Incorporated · Electronic Components
A40186
Coil, Telephone
Part NumberA40186
ManufacturerTelephone Company Of America Incorporated
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-189-5810 (NSN)
Federal Item NameCOIL,TELEPHONE
Federal Supply Class5950 — Coils and Transformers
Dc Resistance Rating In Ohms51.000 SINGLE COMPONENT THIRD WINDING
Winding Quantity4 SINGLE COMPONENT
Body Width1.688 INCHES NOMINAL
Reliability IndicatorNOT ESTABLISHED
Body Length3.281 INCHES NOMINAL
Thread Quantity Per Inch32 SINGLE GROUP
Body Height4.188 INCHES NOMINAL
Mounting Facility Quantity2 SINGLE GROUP
Nominal Thread Size0.164 INCHES SINGLE GROUP
Inclosure TypeFULLY INCLOSED
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Vendor Part Numbers175AREPEATINGC0IL
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 A40186 available?
We can source A40186 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 A40186 by Telephone Company Of America Incorporated obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If A40186 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 A40186?
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 A40186?
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.