Winchester Interconnect · Electronic Components
1242-4
Contact, Electrical
Part Number1242-4
ManufacturerWinchester Interconnect
AvailabilityAvailable to order — request a quote
Specifications
NSN5999-00-782-4820 (NSN)
Federal Item NameCONTACT,ELECTRICAL
Federal Supply Class5999 — Miscellaneous Electrical Components
Overall Diameter0.112 INCHES MINIMUM AND 0.118 INCHES MAXIMUM
Cable Entrance Diameter0.060 INCHES MINIMUM AND 0.066 INCHES MAXIMUM
Style DesignatorSOCKET CRIMP CONTACT
Precious MaterialGOLD AND SILVER
Mounting MethodTERMINAL
Precious Material And Weight0.005 GOLD GRAINS, TROY AND 0.005 SILVER GRAINS, TROY
Identification Code ColorYELLOW LOCATION NOT OTHERWISE SPECIFIED
Overall Length0.562 INCHES NOMINAL
Test Data Document09344-PC78521-2 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTU
Current Rating In Amps3.0
Precious Material And LocationBODY AND CONTACT SURFACES GOLD AND BODY AND CONTACT SURFACES SILVER
Vendor Part NumbersPC78521-2
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 1242-4 available?
We can source 1242-4 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 1242-4 by Winchester Interconnect obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1242-4 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 1242-4?
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 1242-4?
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.