Herley Chicago · Electronic Components
B851859
Adapter, Connector
Part NumberB851859
ManufacturerHerley Chicago
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-00-643-9872 (NSN)
Federal Item NameADAPTER,CONNECTOR
Federal Supply Class5935 — Connectors, Electrical
Overall Diameter0.688 INCHES NOMINAL
Threaded Device TypeCOUPLING FACILITY
Shell Surface TreatmentNICKEL
Contact Position Arrangement StyleNONSTD ALL MATING ENDS
Thread Series DesignatorUN
Included Contact Quantity1 ALL MATING ENDS ALL CONTACT GROUPINGS
Included Contact TypeCOAXIAL SOCKET ALL MATING ENDS ALL CONTACT GROUPINGS
Shell TypeSOLID
Insert MaterialPLASTIC ALL MATING ENDS
Nominal Thread Size0.562 INCHES
Contact RemovabilityREMOVABLE ALL MATING ENDS ALL CONTACT GROUPINGS
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 B851859 available?
We can source B851859 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 B851859 by Herley Chicago obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If B851859 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 B851859?
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 B851859?
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.