Beta Labs Inc. A-B And Millen Mfg Div · Electronic Components
J303-43
Coil, Radio Frequency
Part NumberJ303-43
ManufacturerBeta Labs Inc. A-B And Millen Mfg Div
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-964-4873 (NSN)
Federal Item NameCOIL,RADIO FREQUENCY
Federal Supply Class5950 — Coils and Transformers
Body Length0.781 INCHES NOMINAL
Dc Resistance Rating In Ohms290.000 SINGLE COMPONENT SINGLE WINDING
Inductance Rating43.00 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
Mounting MethodTERMINAL SINGLE GROUP
Body Outside Diameter0.310 INCHES NOMINAL
Turn Quantity2850 SINGLE COMPONENT SINGLE WINDING
Coil Form TypeSOLID SINGLE COMPONENT
Winding Conductor Size0.00222 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING
Reliability IndicatorNOT ESTABLISHED
Inclosure TypeFULLY INCLOSED
Terminal Type And Quantity2 WIRE LEAD
Vendor Part Numbers9157366
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 J303-43 available?
We can source J303-43 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 J303-43 by Beta Labs Inc. A-B And Millen Mfg Div obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If J303-43 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 J303-43?
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 J303-43?
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.