Hubbell Incorporated (Delaware) · Electronic Components
520P9W
Connector, Plug, Electrical
Part Number520P9W
ManufacturerHubbell Incorporated (Delaware)
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-01-220-7297 (NSN)
Federal Item NameCONNECTOR,PLUG,ELECTRICAL
Federal Supply Class5935 — Connectors, Electrical
Overall Diameter3.500 INCHES NOMINAL
Mating End Quantity1
Environmental ProtectionCORROSION RESISTANT
Overall Length7.660 INCHES NOMINAL
Terminal TypeSCREW SINGLE MATING END SINGLE CONTACT GROUPING
Included Contact Quantity4 SINGLE MATING END SINGLE CONTACT GROUPING
Contact MaterialCOPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
Insert MaterialPLASTIC POLYAMIDE NYLON SINGLE MATING END
Connector Cable Strain Relief MethCABLE CLAMP
Contact Maximum Current Rating In20.0 SINGLE MATING END SINGLE CONTACT GROUPING
Connector Locking MethodDETENT
Vendor Part NumbersHBL520P9W, 835024A4227
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 520P9W available?
We can source 520P9W 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 520P9W by Hubbell Incorporated (Delaware) obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 520P9W 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 520P9W?
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 520P9W?
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.