Winchester Interconnect Corporation · Electronic Components
503-2
Cover, Electrical Connector
Part Number503-2
ManufacturerWinchester Interconnect Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-00-868-4217 (NSN)
Federal Item NameCOVER,ELECTRICAL CONNECTOR
Federal Supply Class5935 — Connectors, Electrical
Unthreaded Mounting Hole Diameter0.190 INCHES NOMINAL
Mounting Facility Type And Quantit4 UNTHREADED HOLE(S)
Overall Height1.080 INCHES NOMINAL
Center To Center Distance Between3.280 INCHES NOMINAL
Overall Width2.840 INCHES NOMINAL
MaterialRUBBER CHLOROPRENE CLASS CR SEAL
Style DesignatorRECTANGULAR-HINGED
Seal TypeGASKET
Vendor Part Numbers579R492H06
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 503-2 available?
We can source 503-2 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 503-2 by Winchester Interconnect Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 503-2 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 503-2?
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 503-2?
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.