United Technologies Corp. Electro Systems · Electronic Components
BK566A
Contact, Electrical
Part NumberBK566A
ManufacturerUnited Technologies Corp. Electro Systems
AvailabilityAvailable to order — request a quote
Specifications
NSN5999-00-642-5478 (NSN)
Federal Item NameCONTACT,ELECTRICAL
Federal Supply Class5999 — Miscellaneous Electrical Components
MaterialTUNGSTEN CONTACT
Terminal Type And Quantity1 TAB, SOLDER LUG AXIALLY AT ONE END
Overall Length2.000 INCHES NOMINAL
Distance Between Mounting Facility1.875 INCHES NOMINAL
Overall Height0.500 INCHES NOMINAL
Point Diameter0.188 INCHES NOMINAL
Mounting Facility Quantity2
Mounting MethodUNTHREADED HOLE(S)
Overall Width0.750 INCHES NOMINAL
Point Height0.125 INCHES NOMINAL
Cancelled NSN2920-00-143-5254 (cancelled)
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 BK566A available?
We can source BK566A 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 BK566A by United Technologies Corp. Electro Systems obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If BK566A 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 BK566A?
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 BK566A?
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.