Home /
MS3120F22-55S
MIL-SPEC · Electronic Components
MS3120F22-55S
Connector, Receptacle, Electrical
Part NumberMS3120F22-55S
ManufacturerMIL-SPEC
AvailabilityIn stock — ready to ship
Specifications
NSN5935-00-945-7770 (NSN)
Federal Item NameCONNECTOR,RECEPTACLE,ELECTRICAL
Federal Supply Class5935 — Connectors, Electrical
Operating Temp Rating-55.0 CELSIUS MINIMUM AND 125.0 CELSIUS MAXIMUM
Distance Between Centerlines Of Mo1.250 INCHES NOMINAL
Shell MaterialALUMINUM ALLOY
Body StyleSTRAIGHT SHAPE, EXTERNAL COUPLING STRAIN RELIEF
Included Contact Quantity55 SINGLE MATING END SINGLE CONTACT GROUPING
Contact RemovabilityREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
Cable Entrance Diameter0.750 INCHES NOMINAL
Test Data Document81349-MIL-C-26482 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DA
Shell Material Document And ClassiQQ-A-591 FED SPEC SINGLE MATERIAL RESPONSE
Contact MaterialCOPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
Connector Locking MethodBAYONET PIN
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 MS3120F22-55S available?
Yes. RH Electronics has MS3120F22-55S in stock at our Oceanside, California facility — inspected on receipt and ready to ship. Request a quote for pricing; we usually reply within a few hours.
Is MS3120F22-55S by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MS3120F22-55S 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 MS3120F22-55S?
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 MS3120F22-55S?
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.