Aero · Electronic Components
D38999/20WE26SA
MIL-DTL-38999 Series III wall-mount receptacle, insert arrangement 26, socket contacts, alternate keying A — circular aerospace connector
Part NumberD38999/20WE26SA
ManufacturerAero
AvailabilityIn stock — ships fast
Specifications
NSN5935-01-165-2953 (NSN)
Federal Item NameCONNECTOR,RECEPTACLE,ELECTRICAL
Terminal TypeCRIMP SINGLE MATING END SINGLE CONTACT GROUPING
Overall Width33.3 MILLIMETERS NOMINAL
Overall Height33.3 MILLIMETERS NOMINAL
Body StyleSTRAIGHT SHAPE, EXTERNAL COUPLING
Precious MaterialGOLD
Precious Material LocationCONTACT SURFACES GOLD
Nominal Thread Size25.0 MILLIMETERS AND 1.188 INCHES
Contact Arrangement17-26 SINGLE MATING END
Included Contact Quantity26 SINGLE MATING END SINGLE CONTACT GROUPING
Distance From Mounting Shoulder To20.9 MILLIMETERS MAXIMUM
Federal Supply Class5935 — Connectors, Electrical
Center To Center Distance Between26.9 MILLIMETERS NOMINAL
Threaded Device TypeBACK SHELL AND COUPLING FACILITY
Thread Class2B
Thread DirectionRIGHT-HAND
Environmental ProtectionMOISTURE PROOF AND SALT WATER RESISTANT AND VIBRATION PROOF
Contact RemovabilityREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
Thread Tolerance Class6G EXTERNAL
Insert Position In Deg342.0
Distance Between Centerlines Of Mo26.9 MILLIMETERS NOMINAL
Cancelled NSN5935-01-372-1991 (cancelled)
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 D38999/20WE26SA in stock?
Yes — D38999/20WE26SA is in our stock database. Request a quote for current pricing and lead time.
Is D38999/20WE26SA by Aero obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If D38999/20WE26SA 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 D38999/20WE26SA?
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 D38999/20WE26SA?
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.