PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3304Box Connector,electrical

Raco, a Division of Hubbell Incorporated(delaware) · NSN 5975-00-681-4720 · FSC 5975 · No Item Name Available
Verified by PartsTable
NSN 5975-00-681-4720 — this item is cataloged by the U.S. Government under National Stock Number 5975-00-681-4720. Primary manufacturer part number: 3304.
Features
  • Box Connector,electrical — FSC 5975
  • Cable Diameter Accommodated: 1.468 INCHES NOMINAL FIRST END IN
  • Thread Series Designator: NPT SECOND END
  • End Type: DOUBLE BIT SCREW CLAMP FIRST END
  • Surface Treatment: ZINC
  • End Type: EXTERNAL THREAD SECOND END
  • Material: IRON
  • Nominal Thread Size: 1.000 INCHES SECOND END IN
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
  • Applications requiring Iron construction
General Description

The Box Connector,electrical, cataloged under National Stock Number 5975-00-681-4720, is classified within Federal Supply Class 5975 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Raco, a Division of Hubbell Incorporated(delaware). Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5975-00-681-4720
Primary Part Number3304
Item NameBox Connector,electrical
FSC / FSG5975 / 59 — No Item Name Available
ManufacturerRaco, a Division of Hubbell Incorporated(delaware)
StatusCANCELLED
Cable Diameter Accommodated1.468 INCHES NOMINAL FIRST END IN
Thread Series DesignatorNPT SECOND END
End TypeDOUBLE BIT SCREW CLAMP FIRST END
Surface TreatmentZINC
End TypeEXTERNAL THREAD SECOND END
MaterialIRON
Nominal Thread Size1.000 INCHES SECOND END IN
Conduit Type AccommodatedFLEXIBLE METALLIC FIRST END
Furnished ItemsINSULATED BUSHING AND LOCKNUT
Style DesignatorDOUBLE BITE SCREW CLAMP
Thread Length0.469 INCHES NOMINAL SECOND END IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5975-00-079-0022 INTERCHANGEABLE
Pin,insulator
6515-00-149-01183-137 INTERCHANGEABLE
Retractor,vaginal
Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia
5307-00-156-157431-17 INTERCHANGEABLE
Stud,plain
Textron Lycoming Inc Williamsport Plant
5995-00-164-7954 INTERCHANGEABLE
Cord and Cover,headband
5310-00-176-7897 INTERCHANGEABLE
Nut,plain,castellated,hexagon
5905-00-221-8095 INTERCHANGEABLE
Resistor,variable,wire Wound,non
5315-00-244-39051K3617 INTERCHANGEABLE
Pin,straight,headed
Caterpillar Inc Div Caterpillar Defense
5935-00-252-157251-052-0000 INTERCHANGEABLE
Connector,receptacle,electrical
Itt Cannon Rf Products
5945-00-257-7892 INTERCHANGEABLE
Relay,electromagnetic
4730-00-278-309345-3875-900-007 INTERCHANGEABLE
Elbow,pipe
Chief of Engineers Dept of Army
Cross-Reference Index
Part NumberManufacturer
KC-100-IT Egs Electric Co Llc (USA)
KC 100 T Egs Electric Co Llc (USA)
3117 Abb Installation Products Inc (USA)
3137 Egs Electrical Group Appleton Div (USA)
3304 PRIMARY Raco, a Division of Hubbell Incorporated(delaware) (USA)
27-100-IT Egs Electric Co Llc (USA)
Related Parts
5975-00-079-0022INTERCHANGEABLE
PIN,INSULATOR
6515-00-149-0118INTERCHANGEABLE
RETRACTOR,VAGINAL
3-137
5307-00-156-1574INTERCHANGEABLE
STUD,PLAIN
31-17
5995-00-164-7954INTERCHANGEABLE
CORD AND COVER,HEADBAND
5310-00-176-7897INTERCHANGEABLE
NUT,PLAIN,CASTELLATED,HEXAGON
5905-00-221-8095INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
5315-00-244-3905INTERCHANGEABLE
PIN,STRAIGHT,HEADED
1K3617
5935-00-252-1572INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
51-052-0000
5945-00-257-7892INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
4730-00-278-3093INTERCHANGEABLE
ELBOW,PIPE
45-3875-900-007
5975-00-296-6086INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
2854
4930-00-393-3760INTERCHANGEABLE
CONTACT ASSY
T00012678005

Frequently Asked Questions

What is NSN 5975-00-681-4720?

NSN 5975-00-681-4720 is a Box Connector,electrical, manufactured by Raco, a Division of Hubbell Incorporated(delaware), classified under FSC 5975 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5975-00-681-4720?

NSN 5975-00-681-4720 has 6 cross-referenced part numbers: KC-100-IT (Egs Electric Co Llc), KC 100 T (Egs Electric Co Llc), 3117 (Abb Installation Products Inc), 3137 (Egs Electrical Group Appleton Div), 3304 (Raco, a Division of Hubbell Incorporated(delaware)) and 1 more.

What NSN replaces 5975-00-681-4720?

There are 12 known substitutes for 5975-00-681-4720: 5975-00-079-0022, 6515-00-149-0118, 5307-00-156-1574 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3304?

Key specifications for 3304: Cable Diameter Accommodated: 1.468 INCHES NOMINAL FIRST END IN; Thread Series Designator: NPT SECOND END; End Type: DOUBLE BIT SCREW CLAMP FIRST END; Surface Treatment: ZINC. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5975-00-681-4720 still in active supply?

NSN 5975-00-681-4720 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com