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PartsTable / COMPONENT / 3128-78
3128-78 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The CONNECTOR,PLUG,ELECTRICAL is a the manufacturer industrial component. Key specifications include length: 332.0 MILLIMETERS NOMINAL MM, material: RUBBER AND STEEL CORROSION RESISTING, thickness: 15.0 MILLIMETERS NOMINAL MM, body_style: STRAIGHT SHAPE W/STRAIN RELIEF, shell_type: SOLID, bend_radius: 222.0 MILLIMETERS NOMINAL MM. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5935-00-552-5181, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
3128-78
NSN: 5935-00-552-5181
FSC: 5935
CAGE: 78011 — MIDLAND-ROSS CORP RUSSELLSTOLL DIV (USA)
SPECIFICATIONS
length332.0 MILLIMETERS NOMINAL MM
materialRUBBER AND STEEL CORROSION RESISTING
thickness15.0 MILLIMETERS NOMINAL MM
body_styleSTRAIGHT SHAPE W/STRAIN RELIEF
shell_typeSOLID
bend_radius222.0 MILLIMETERS NOMINAL MM
terminal_typeSOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING
overall_length2.531 INCHES NOMINAL IN
shell_materialALUMINUM ALLOY
insert_materialPLASTIC SINGLE MATING END
overall_diameter5.500 INCHES NOMINAL IN
special_featuresITEM IS AN ASSEMBLY OF PARTS WITH ENDS TERMINATED WITH A RUBBER SHEET AND FIXING PLATE BY (4) DIN7991-M6X1X120 MM LONG,A2 SST BOLTS
NSN5935-00-552-5181
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CONNECTOR,PLUG,ELECTRICAL TITLE COMPONENT PN 3128-78 MFR CONNECTOR,PLUG,ELECTRI
KEY FEATURES
•
CONTACT REMOVABILITY: NONREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
•
INCLUDED CONTACT TYPE: ROUND PIN SINGLE MATING END SINGLE CONTACT GROUPING
•
SHELL TYPE: SOLID
•
CONNECTOR LOCKING METHOD: BAYONET LATCH
•
INSERT MATERIAL: PLASTIC SINGLE MATING END
•
CONTACT MAXIMUM CURRENT RATING IN AMPS: 60.0 SINGLE MATING END SINGLE CONTACT GROUPING
•
CONTACT MAXIMUM DC VOLTAGE RATING IN VOLTS: 250.0 SINGLE MATING END SINGLE CONTACT GROUPING
TECHNICAL CHARACTERISTICS (FLIS)
CONTACT REMOVABILITYNONREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
INCLUDED CONTACT TYPEROUND PIN SINGLE MATING END SINGLE CONTACT GROUPING
SHELL TYPESOLID
CONNECTOR LOCKING METHODBAYONET LATCH
SPECIAL FEATURES3 WIRE,4 POLE
INSERT MATERIALPLASTIC SINGLE MATING END
CONTACT MAXIMUM CURRENT RATING IN AMPS60.0 SINGLE MATING END SINGLE CONTACT GROUPING
CONTACT MAXIMUM DC VOLTAGE RATING IN VOLTS250.0 SINGLE MATING END SINGLE CONTACT GROUPING
CONTACT MAXIMUM AC VOLTAGE RATING IN VOLTS440.0 SINGLE MATING END SINGLE CONTACT GROUPING
TERMINAL TYPESOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
3328Interchangeable
interchangeable cross-reference
interchangeable
1000370Interchangeable
interchangeable cross-reference
interchangeable
FF-B-187/1Interchangeable
interchangeable cross-reference
interchangeable
45609Interchangeable
interchangeable cross-reference
interchangeable
MCM2805Interchangeable
interchangeable cross-reference
interchangeable
1005Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3128-78?
3128-78 is a CONNECTOR,PLUG,ELECTRICAL.
What parts can replace 3128-78?
There are 21 known substitutes for 3128-78: 3328, 1000370, FF-B-187/1 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3128-78?
3128-78 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5935-00-552-5181. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026