Leach · Electronic Components
J-D4N
MIL SPEC RELAY
Part NumberJ-D4N
ManufacturerLeach
AvailabilityIn stock — ships fast
Specifications
NSN5945-01-430-4992 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Terminals8 PIN ALL FUNCTIONS
Overall Length1.718 INCHES MAXIMUM
Overall Width0.515 INCHES MAXIMUM
Overall Height1.000 INCHES MAXIMUM
Winding Quantity1
Main Contact Load Current Rating A2.0 AMPERES AC AND 2.0 AMPERES DC LAMP LOAD; 8.0 AMPERES AC AND 8.0 AMPERES DC INDUCTIVE LOAD
Mounting Facility Type And Quantit2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Unthreaded Mounting Hole Diameter0.150 INCHES NOMINAL SINGLE MOUNTING FACILITY
Main Contact Maximum Voltage Ratin115.0 AC AND 28.0 DC
Mounting Facility PatternIN-LINE SINGLE MOUNTING FACILITY
Federal Supply Class5945 — Relays And Solenoids
Terminal Type And Quantity8 PIN ALL FUNCTIONS
Center To Center Distance Between1.396 INCHES MINIMUM AND 1.446 INCHES MAXIMUM SINGLE MOUNTING FACILITY
Coil Quantity1
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 J-D4N in stock?
Yes — J-D4N is in our stock database. Request a quote for current pricing and lead time.
Is J-D4N by Leach obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If J-D4N 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 J-D4N?
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 J-D4N?
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.