Celco · Electronic Components
B3028-1
Coil, Electrical
Part NumberB3028-1
ManufacturerCelco
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-349-0668 (NSN)
Federal Item NameCOIL,ELECTRICAL
Federal Supply Class5950 — Coils and Transformers
Dc Resistance Rating In Ohms475.000 SINGLE COMPONENT SINGLE WINDING
Center To Center Distance Between2.813 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Mounting Hole Diameter0.140 INCHES NOMINAL SINGLE GROUP
Winding Operating Current70.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE WINDING
Body Length2.844 INCHES MINIMUM AND 2.875 INCHES MAXIMUM
Inductance Rating3.450 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
Mounting MethodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
Mounting Facility Quantity4 SINGLE GROUP
Inclosure TypeOPEN
Winding Quantity1 SINGLE COMPONENT
Body Outside Diameter2.813 INCHES NOMINAL
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 B3028-1 available?
We can source B3028-1 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 B3028-1 by Celco obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If B3028-1 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 B3028-1?
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 B3028-1?
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.