Freed Transformer Co · Electronic Components
18686
Transformer, Audio Frequency
Part Number18686
ManufacturerFreed Transformer Co
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-231-4454 (NSN)
Federal Item NameTRANSFORMER,AUDIO FREQUENCY
Federal Supply Class5950 — Coils and Transformers
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Center To Center Distance Between0.969 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Terminal Type And Quantity4 STANDOFF, SOLDER LUG
Body Length1.250 INCHES NOMINAL
Winding Operating Current10.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
Winding Function And Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Frequency Rating800.0 HERTZ MINIMUM AND 10.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
Reliability IndicatorNOT ESTABLISHED
Primary To Secondary Turn Ratio1 TO 4 SINGLE COMPONENT
Body Height2.500 INCHES NOMINAL
Mounting Facility Quantity4 SINGLE GROUP
Vendor Part Numbers06017REVB
Style DesignatorSHRINKABLE
MaterialPLASTIC POLYTETRAFLUOROETHYLENE
Recovered Inside Diameter0.181 INCHES NOMINAL
Temp Rating-95.0 FAHRENHEIT AND 500.0 FAHRENHEIT
FlexibilityFLEXIBLE
Dielectric Withstanding Voltage In15000.0
ColorNATURAL
Recovered Wall Thickness0.023 INCHES NOMINAL
Expanded Inside Diameter0.188 INCHES NOMINAL
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 18686 available?
We can source 18686 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 18686 by Freed Transformer Co obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 18686 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 18686?
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 18686?
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.