Electric Boat Corporation · Electronic Components
ESI21-10
Winding, Motor Field
Part NumberESI21-10
ManufacturerElectric Boat Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN6105-00-239-9908 (NSN)
Federal Item NameWINDING,MOTOR FIELD
Federal Supply Class6105 — Motors, Electrical
FSC Application DataEXCEPT ENGINE
Conductor Wire Thickness0.091 INCHES NOMINAL SINGLE WINDING
Unable To DecodeUNABLE TO DECODE
Outside Length5.125 INCHES NOMINAL SINGLE WINDING
Outside Width3.000 INCHES NOMINAL SINGLE WINDING
Coil Type And Quantity1 FLAT
Coil Inside Width1.125 INCHES NOMINAL SINGLE WINDING
Terminal Type And Quantity2 FLAT WIRE LEAD ALL TERMINALS
Conductor Turn Quantity97.00 SINGLE WINDING
Coil Inside Length3.188 INCHES NOMINAL SINGLE WINDING
Conductor Wire Width0.091 INCHES NOMINAL SINGLE WINDING
Vendor Part NumbersD38500ALT1, D35854PC57, D37797PC33, 285-63-1PC33, D3779ALT1PC33, 228-63-03PC57
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 ESI21-10 available?
We can source ESI21-10 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 ESI21-10 by Electric Boat Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If ESI21-10 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 ESI21-10?
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 ESI21-10?
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.