Spencer Industries Inc. · Electronic Components
B685
Coil, Radio Frequency
Part NumberB685
ManufacturerSpencer Industries Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-938-4230 (NSN)
Federal Item NameCOIL,RADIO FREQUENCY
Federal Supply Class5950 — Coils and Transformers
Core ConstructionLAMINATED SINGLE COMPONENT
Overall Diameter1.750 INCHES NOMINAL
Coil Form TypeSOLID SINGLE COMPONENT
Inclosure TypeFULLY INCLOSED
Body Length5.000 INCHES NOMINAL
Nominal Thread Size0.138 INCHES SINGLE GROUP
Terminal Type And Quantity2 TAB, SOLDER LUG
Mounting Facility Quantity1 SINGLE GROUP
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Adjustment Method And Quantity2 ADJUSTABLE CORE SINGLE COMPONENT
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
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 B685 available?
We can source B685 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 B685 by Spencer Industries Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If B685 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 B685?
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 B685?
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.