MIL-SPEC · Electronic Components
M81511/51FD01S1
Connector, Receptacle, Electrical
Part NumberM81511/51FD01S1
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-01-012-7917 (NSN)
Federal Item NameCONNECTOR,RECEPTACLE,ELECTRICAL
Federal Supply Class5935 — Connectors, Electrical
Overall Height1.117 INCHES MINIMUM AND 1.133 INCHES MAXIMUM
Body StyleSTRAIGHT SHAPE, EXTERNAL COUPLING
Overall Width1.117 INCHES MINIMUM AND 1.133 INCHES MAXIMUM
Distance From Mounting Shoulder To0.765 INCHES MINIMUM AND 0.775 INCHES MAXIMUM
Test Data Document81349-MIL-C-81511 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DA
Precious Material And LocationCONTACT SURFACES GOLD
Precious MaterialGOLD
Connector Locking MethodBAYONET PIN
Contact Position Arrangement Style14-37 SINGLE MATING END
Insert Position In Deg0.0
Unthreaded Mounting Hole Diameter0.100 INCHES MINIMUM AND 0.120 INCHES MAXIMUM
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 M81511/51FD01S1 available?
We can source M81511/51FD01S1 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 M81511/51FD01S1 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If M81511/51FD01S1 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 M81511/51FD01S1?
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 M81511/51FD01S1?
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.