● 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
Northrop Grumman Support Services  · Electronic Components

128C637H06

Connector, Plug, Electrical

Part Number128C637H06
ManufacturerNorthrop Grumman Support Services
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameCONNECTOR,PLUG,ELECTRICAL
Federal Supply Class5935 — Connectors, Electrical
Threaded Device TypeCOUPLING FACILITY
Contact Maximum Current Rating In73.0 SINGLE MATING END SECOND CONTACT GROUPING
Cable Entrance Diameter1.380 INCHES MAXIMUM
Nominal Thread Size1.500 INCHES
Connector Locking MethodINTERNALLY THREADED COUPLING NUT
Insert MaterialPLASTIC SINGLE MATING END
Thread Series DesignatorUNEF
Shell TypeSOLID
Precious Material And LocationCONTACT SURFACE SILVER
Included Contact TypeROUND SOCKET SINGLE MATING END ALL CONTACT GROUPINGS
Contact MaterialCOPPER SINGLE MATING END ALL CONTACT GROUPINGS
ESD/EMICode A — ESD/EMI sensitive item
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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 128C637H06 available?
We can source 128C637H06 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 128C637H06 by Northrop Grumman Support Services obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 128C637H06 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 128C637H06?
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 128C637H06?
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.