Northrop Grumman Systems Corporation · Electronic Components
121737H03
Coil, Radio Frequency
Part Number121737H03
ManufacturerNorthrop Grumman Systems Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-01-330-3519 (NSN)
Federal Item NameCOIL,RADIO FREQUENCY
Federal Supply Class5950 — Coils and Transformers
Center To Center Distance Between0.285 INCHES MINIMUM AND 0.295 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Maximum Operating Temp105.0 CELSIUS
Overall Width0.230 INCHES MAXIMUM
Mounting MethodTERMINAL SINGLE GROUP
Turn Quantity13-1/2 SINGLE COMPONENT SINGLE WINDING
Core ConstructionS0LID SINGLE COMPONENT
Overall Length0.380 INCHES MAXIMUM
Quality Factor70 MINIMUM SINGLE COMPONENT SINGLE WINDING
Body Height0.260 INCHES MAXIMUM
Terminal Type And Quantity2 PIN
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE WINDING
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 121737H03 available?
We can source 121737H03 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 121737H03 by Northrop Grumman Systems Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 121737H03 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 121737H03?
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 121737H03?
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.