US Terminals · Electronic Components
BL639-659
Socket, Plug-In Electronic Compon
Part NumberBL639-659
ManufacturerUS Terminals
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-00-577-3988 (NSN)
Federal Item NameSOCKET,PLUG-IN ELECTRONIC COMPON
Federal Supply Class5935 — Connectors, Electrical
Precious MaterialGOLD AND SILVER
MaterialPLASTIC BODY
Precious Material And LocationCONTACT SURFACE GOLD AND CONTACT SURFACE SILVER
Distance From Flatted Portion To O0.335 INCHES NOMINAL
Accommodated Contact Quantity3
Mounting Hole StyleROUND, FLATTED
Contact Position Arrangement StyleTRIANGULAR
Overall Height0.450 INCHES NOMINAL
Mounting Type For Which DesignedCHASSIS
Contact Maximum Current Rating In1.0
Mounting MethodRETAINER RING
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 BL639-659 available?
We can source BL639-659 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 BL639-659 by US Terminals obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If BL639-659 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 BL639-659?
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 BL639-659?
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.