MIL-SPEC · Electronic Components
D38999/20JJ4HB
Connector, Receptacle, Electrical
Part NumberD38999/20JJ4HB
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-01-496-4689 (NSN)
Federal Item NameCONNECTOR,RECEPTACLE,ELECTRICAL
Federal Supply Class5935 — Connectors, Electrical
Insert Position In Deg0.0 AND 49.0 AND 169.0 AND 200.0 AND 244.0
Mating End Quantity1
Distance From Mounting Shoulder To18.7 MILLIMETERS NOMINAL
Overall Length31.5 MILLIMETERS MAXIMUM
Included Contact TypeROUND PIN SINGLE MATING END SINGLE CONTACT GROUPING
Terminal TypeCRIMP SINGLE MATING END SINGLE CONTACT GROUPING
Terminal LocationBACK SINGLE MATING END SINGLE CONTACT GROUPING
Included Contact Quantity8 SINGLE MATING END SINGLE CONTACT GROUPING
Overall Height46.0 MILLIMETERS NOMINAL
Body StyleSTRAIGHT SHAPE, EXTERNAL COUPLING
Distance Between Centerlines Of Mo38.1 MILLIMETERS NOMINAL
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 D38999/20JJ4HB available?
We can source D38999/20JJ4HB 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 D38999/20JJ4HB by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If D38999/20JJ4HB 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 D38999/20JJ4HB?
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 D38999/20JJ4HB?
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.