● ISO 9001:2015 · ANSI/ESD S20.20-2021 · ERAI Member · GIDEP · Woman-Owned Small Business 760.724.2800 · 855.RH.HAS.IT · info@rhelectronics.com
Winchester Interconnect  · Electronic Components

SM42-20SGD

Connector, Receptacle, Electrical

Part NumberSM42-20SGD
ManufacturerWinchester Interconnect
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameCONNECTOR,RECEPTACLE,ELECTRICAL
Federal Supply Class5935 — Connectors, Electrical
Overall Height0.500 INCHES NOMINAL
Included Contact Quantity42 SINGLE MATING END SINGLE CONTACT GROUPING
Included Contact TypeROUND SOCKET SINGLE MATING END SINGLE CONTACT GROUPING
Contact Maximum Current Rating In7.5 SINGLE MATING END SINGLE CONTACT GROUPING
Unthreaded Mounting Hole Diameter0.090 INCHES NOMINAL
Insert MaterialPLASTIC SINGLE MATING END
Center To Center Distance Between1.562 INCHES NOMINAL
Overall Length1.810 INCHES NOMINAL
Distance Between Centerlines Of Mo0.343 INCHES NOMINAL
Mating End Quantity1
Overall Width0.530 INCHES NOMINAL
Vendor Part Numbers117255-000, 31 109-001
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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

Frequently asked

Is SM42-20SGD available?
We can source SM42-20SGD 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 SM42-20SGD by Winchester Interconnect obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SM42-20SGD 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 SM42-20SGD?
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 SM42-20SGD?
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.