Northrop Grumman Systems · Electronic Components
1570
Transformer, Audio Frequency
Part Number1570
ManufacturerNorthrop Grumman Systems
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-474-1387 (NSN)
Federal Item NameTRANSFORMER,AUDIO FREQUENCY
Federal Supply Class5950 — Coils and Transformers
Body Width1.000 INCHES NOMINAL1.000 INCHES NOMINAL
Reliability IndicatorNOT ESTABLISHED
Mounting Facility Quantity2 SINGLE GROUP2 SINGLE GROUP
Winding Operating Current4.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY4.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
Terminal Type And Quantity5 STANDOFF, SOLDER LUG5 STANDOFF, SOLDER LUG
Mounting MethodTHREADED STUD(S) SINGLE GROUPTHREADED STUD(S) SINGLE GROUP
Impedance Rating In Ohms15000.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY15000.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Winding Function And Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Frequency Rating200.0 HERTZ MINIMUM AND 2.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
Body Length1.375 INCHES NOMINAL
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Cancelled NSN5940-00-553-2809 (cancelled)
Body Height2.625 INCHES NOMINAL
Inclosure TypeFULLY INCLOSED
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Center To Center Distance Between1.562 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Input Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
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 1570 available?
We can source 1570 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 1570 by Northrop Grumman Systems obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1570 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 1570?
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 1570?
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.