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Kearfott  · Electronic Components

B520010390

Connector, Receptacle, Electrical

Part NumberB520010390
ManufacturerKearfott
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameCONNECTOR,RECEPTACLE,ELECTRICAL
Federal Supply Class5935 — Connectors, Electrical
Body StyleSTRAIGHT SHAPE
Distance Between Mounting Facility1.594 INCHES NOMINAL
Terminal TypeSOLDER WELL SINGLE MATING END FIRST CONTACT GROUPING
Included Contact TypeROUND PIN SINGLE MATING END FIRST CONTACT GROUPING
Polarization MethodCONTACT
Contact Position Arrangement Style2 ROWS OF CONTACTS NON-INSERTED BOARD SINGLE MATING END
Contact Surface Treatment DocumentMIL-G-45204 MIL SPEC SINGLE TREATMENT RESPONSE SINGLE MATING END FIRST CONTACT GROUPING
Overall Length1.719 INCHES NOMINAL
Terminal LocationBACK SINGLE MATING END FIRST CONTACT GROUPING
Overall Width0.219 INCHES NOMINAL
Overall Height0.344 INCHES NOMINAL
Vendor Part Numbers91531-27B
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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 B520010390 available?
We can source B520010390 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 B520010390 by Kearfott obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If B520010390 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 B520010390?
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 B520010390?
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.