Halsit Holdings LLC · Electronic Components
1866BLACK
Jack, Tip — Connectors, Electrical
Part Number1866BLACK
ManufacturerHalsit Holdings LLC
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-00-666-0856 (NSN)
Federal Item NameJACK,TIP
Federal Supply Class5935 — Connectors, Electrical
Nominal Thread Size0.250 INCHES
Thread Series DesignatorUNEF
Electrical Insulation FeatureINSULATED COMPLETELY
MaterialCOPPER ALLOY 511 SPRING
Terminal TypeTAB, SOLDER LUG
Accommodated Finger TypeTEST PROD SINGLE FINGER
Identification Code ColorRED
Thread Class2A
Thread Quantity Per Inch32
Bushing Thru Hole Accommodation Di0.250 INCHES NOMINAL
Thread DirectionRIGHT-HAND
ESD/EMICode A — ESD/EMI sensitive item
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 1866BLACK available?
We can source 1866BLACK 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 1866BLACK by Halsit Holdings LLC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1866BLACK 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 1866BLACK?
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 1866BLACK?
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.