Winchester Interconnect · Electronic Components
1290-B-1
Terminal, Feedthru
Part Number1290-B-1
ManufacturerWinchester Interconnect
AvailabilityAvailable to order — request a quote
Specifications
NSN5940-01-447-6655 (NSN)
Federal Item NameTERMINAL,FEEDTHRU
Federal Supply Class5940 — Lugs, Terminals, and Terminal Strips
Largest Diameter0.070 INCHES SINGLE END
Overall Height0.386 INCHES0.386 INCHES
Precious Material And Weight0.030 SILVER GRAINS, TROY
Precious Material And LocationEXTERNAL SURFACE SILVER
Turret Minor Diameter0.040 INCHES SINGLE END
Precious MaterialSILVER
Basic Shape StyleNONTUBULAR ROUND
Surface TreatmentCOPPER OVERALL SECOND LAYER
Second End Terminal Length0.156 INCHES
MaterialCOPPER ALLOY OVERALL
First End Terminal Length0.230 INCHES
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 1290-B-1 available?
We can source 1290-B-1 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 1290-B-1 by Winchester Interconnect obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1290-B-1 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 1290-B-1?
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 1290-B-1?
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.