Air Armament Center/ En · Electronic Components
639AS1143
Adapter, Connector
Part Number639AS1143
ManufacturerAir Armament Center/ En
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-01-065-0987 (NSN)
Federal Item NameADAPTER,CONNECTOR
Federal Supply Class5935 — Connectors, Electrical
Mating End Quantity2
Thread Series DesignatorUNEF
Nominal Thread Size1.000 INCHES AND 0.750 INCHES
Threaded Device TypeCOUPLING FACILITY
Thread Class2A AND 2B
Shell MaterialALUMINUM ALLOY 6061
Thread Quantity Per Inch20
Shell Material Document And ClassiQQ-A-250/11,T6 FED SPEC SINGLE MATERIAL RESPONSE
Connector Locking MethodEXTERNALLY THREADED SHELL AND INTERNALLY THREADED SHELL
ESD/EMICode A — ESD/EMI sensitive item
Overall Length0.628 INCHES NOMINAL
Overall Diameter1.375 INCHES NOMINAL
Shell Surface Treatment Document AMIL-A-8625,TYPE 2,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE
Shell Surface TreatmentANODIZE
Body StyleSTRAIGHT SHAPE, INTERNAL COUPLING
Shell TypeSOLID
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 639AS1143 available?
We can source 639AS1143 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 639AS1143 by Air Armament Center/ En obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 639AS1143 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 639AS1143?
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 639AS1143?
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.