PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1803Box Connector,electrical

Raco, a Division of Hubbell Incorporated(delaware) · NSN 5975-01-112-0837 · FSC 5975 · No Item Name Available
Verified by PartsTable
NSN 5975-01-112-0837 — this item is cataloged by the U.S. Government under National Stock Number 5975-01-112-0837. Primary manufacturer part number: 1803.
Features
  • Box Connector,electrical — FSC 5975
  • Thread Series Designator: NPT SECOND END
  • Conduit Type Accommodated: RIGID METALLIC THICKWALL FIRST END
  • Style Designator: STRAIGHT
  • End Type: EXTERNAL THREAD SECOND END
  • Item Accommodated Trade Size: 0.750 INCHES FIRST END IN
  • Nominal Thread Size: 0.750 INCHES SECOND END IN
  • Material: IRON MALLEABLE OR STEEL
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
  • Applications requiring Iron Malleable or Steel construction
General Description

The Box Connector,electrical, cataloged under National Stock Number 5975-01-112-0837, 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 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 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
NSN5975-01-112-0837
Primary Part Number1803
Item NameBox Connector,electrical
FSC / FSG5975 / 59 — No Item Name Available
ManufacturerRaco, a Division of Hubbell Incorporated(delaware)
StatusCANCELLED
Thread Series DesignatorNPT SECOND END
Conduit Type AccommodatedRIGID METALLIC THICKWALL FIRST END
Style DesignatorSTRAIGHT
End TypeEXTERNAL THREAD SECOND END
Item Accommodated Trade Size0.750 INCHES FIRST END IN
Nominal Thread Size0.750 INCHES SECOND END IN
MaterialIRON MALLEABLE OR STEEL
End TypeCOMPRESSION RING AND NUT FIRST END
Hazardous Locations/environmental ProtectionCEMENT TIGHT AND RAINTIGHT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5940-00-173-8461351979-11 INTERCHANGEABLE
Terminal,lug
Naval Ship Systems Command
5940-00-272-21811869595 INTERCHANGEABLE
Terminal,lug
Borgwarner Pds (anderson), L.l.c.
3110-00-758-9014 INTERCHANGEABLE
Cup,tapered Roller Bearing
2925-00-869-696731075 INTERCHANGEABLE
Parts Kit,e,citer
Unison Industries Llc
4730-01-016-358931075 INTERCHANGEABLE
Elbow,pipe
United States Plastic Corp
1680-01-104-655131075 INTERCHANGEABLE
Telescopic End Assembly
Transdigm Inc
4820-01-129-536804125724 INTERCHANGEABLE
Disk,valve
Flowserve Us, Inc. Dba Automax Actuators Div Flow Control Division
4820-01-140-4976 INTERCHANGEABLE
Valve,swing Check
5930-01-170-1768 INTERCHANGEABLE
Switch,pressure
5120-01-336-548331075 INTERCHANGEABLE
Wrench,pipe
Ridge Tool Company
Cross-Reference Index
Part NumberManufacturer
1803 PRIMARY Raco, a Division of Hubbell Incorporated(delaware) (USA)
NT2751 Berger Industries Inc (USA)
NTC-75 PRIMARY Egs Electrical Group Appleton Div (USA)
31-075 Egs Electric Co Llc (USA)
Related Parts
5940-00-173-8461INTERCHANGEABLE
TERMINAL,LUG
351979-11
5940-00-272-2181INTERCHANGEABLE
TERMINAL,LUG
1869595
3110-00-758-9014INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
2925-00-869-6967INTERCHANGEABLE
PARTS KIT,E,CITER
31075
4730-01-016-3589INTERCHANGEABLE
ELBOW,PIPE
31075
1680-01-104-6551INTERCHANGEABLE
TELESCOPIC END ASSEMBLY
31075
4820-01-129-5368INTERCHANGEABLE
DISK,VALVE
04125724
4820-01-140-4976INTERCHANGEABLE
VALVE,SWING CHECK
5930-01-170-1768INTERCHANGEABLE
SWITCH,PRESSURE
5120-01-336-5483INTERCHANGEABLE
WRENCH,PIPE
31075
5340-01-364-0454INTERCHANGEABLE
LATCH,THUMB
5905-01-418-8446INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
31075

Frequently Asked Questions

What is NSN 5975-01-112-0837?

NSN 5975-01-112-0837 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 5975-01-112-0837?

NSN 5975-01-112-0837 has 4 cross-referenced part numbers: 1803 (Raco, a Division of Hubbell Incorporated(delaware)), NT2751 (Berger Industries Inc), NTC-75 (Egs Electrical Group Appleton Div), 31-075 (Egs Electric Co Llc).

What NSN replaces 5975-01-112-0837?

There are 12 known substitutes for 5975-01-112-0837: 5940-00-173-8461, 5940-00-272-2181, 3110-00-758-9014 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1803?

Key specifications for 1803: Thread Series Designator: NPT SECOND END; Conduit Type Accommodated: RIGID METALLIC THICKWALL FIRST END; Style Designator: STRAIGHT; End Type: EXTERNAL THREAD SECOND END. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5975-01-112-0837 still in active supply?

NSN 5975-01-112-0837 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.
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