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Navair And Navsea Managed Original Design Activity Dwg Not Material/Parts Supplier · Electronic Components
1857621
Transformer, Power
Part Number1857621
ManufacturerNavair And Navsea Managed Original Design Activity Dwg Not Material/Parts Supplier
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-681-7657 (NSN)
Federal Item NameTRANSFORMER,POWER
Federal Supply Class5950 — Coils and Transformers
Reliability IndicatorNOT ESTABLISHED
Winding Operating Voltage6.60 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Inclosure TypeHERMETICALLY SEALED
Input Output Phase RelationshipTHREE PHASE TO THREE PHASE SINGLE COMPONENT
Winding Function And Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Mounting Facility Quantity4 SINGLE GROUP
Body Length5.562 INCHES NOMINAL
Mounting MethodUNTHREADED STUD SINGLE GROUP
Center To Center Distance Between3.312 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Winding Shielding MethodINTERNAL SHIELD GROUNDED TO INCLOSURE AND CORE AND BROUGHT OUT TO TERMINAL SINGLE COMPONENT
Body Width3.688 INCHES NOMINAL
Vendor Part Numbers435728
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 1857621 available?
We can source 1857621 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 1857621 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 1857621 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 1857621?
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 1857621?
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.