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Navair And Navsea Managed Original Design Activity Dwg Not Material/Parts Supplier · Electronic Components
2181939-2
Coil, Electrical
Part Number2181939-2
ManufacturerNavair And Navsea Managed Original Design Activity Dwg Not Material/Parts Supplier
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-473-5257 (NSN)
Federal Item NameCOIL,ELECTRICAL
Federal Supply Class5950 — Coils and Transformers
Mounting MethodTERMINAL SINGLE GROUP
Body Outside Diameter9.938 INCHES MINIMUM AND 10.062 INCHES MAXIMUM
Winding Operating Voltage91.00 DC VOLTS NOMINAL SINGLE COMPONENT ALL WINDING
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE WINDING
Inclosure TypeFULLY INCLOSED
Dc Resistance Rating In Ohms91.000 SINGLE COMPONENT ALL WINDING
Winding Quantity2 SINGLE COMPONENT
Terminal Type And Quantity4 CONNECTOR, RECEPTACLE
Inductance Rating22.40 HENRY NOMINAL SINGLE COMPONENT ALL WINDING
Overall Length3.531 INCHES MAXIMUM
Winding Operating Current5.5 AMPERES DC MAXIMUM SINGLE COMPONENT ALL WINDING
Vendor Part Numbers961662
Cancelled NSN1285-00-856-0275 (cancelled)
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 2181939-2 available?
We can source 2181939-2 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 2181939-2 by Navair And Navsea Managed Original Design Activity Dwg Not Material/Parts Supplier obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 2181939-2 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 2181939-2?
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 2181939-2?
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.