PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1146Adapter,electrical Conduit

Raco, a Division of Hubbell Incorporated(delaware) · NSN 5975-00-296-0787 · FSC 5975 · No Item Name Available
Verified by PartsTable
NSN 5975-00-296-0787 — this item is cataloged by the U.S. Government under National Stock Number 5975-00-296-0787. Primary manufacturer part number: 1146.
Features
  • Adapter,electrical Conduit — FSC 5975
  • Item Accommodated Trade Size: 1.250 INCHES FIRST END IN
  • Style Designator: THREAD TO THREAD REDUCER
  • Supplementary Features: END ITEM B-1 AIRCRAFT SUPPORT EQUIPMENT
  • Material: STEEL
  • Item Accommodated Trade Size: 0.750 INCHES SECOND END IN
  • Conduit Type Accommodated: RIGID METALLIC THICKWALL SECOND END
  • Conduit Type Accommodated: RIGID METALLIC THICKWALL FIRST END
Applications
  • Applications requiring Steel construction
General Description

The Adapter,electrical Conduit, cataloged under National Stock Number 5975-00-296-0787, 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 7 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5975-00-296-0787
Primary Part Number1146
Item NameAdapter,electrical Conduit
FSC / FSG5975 / 59 — No Item Name Available
ManufacturerRaco, a Division of Hubbell Incorporated(delaware)
StatusCANCELLED
Item Accommodated Trade Size1.250 INCHES FIRST END IN
Style DesignatorTHREAD TO THREAD REDUCER
Supplementary FeaturesEND ITEM B-1 AIRCRAFT SUPPORT EQUIPMENT
MaterialSTEEL
Item Accommodated Trade Size0.750 INCHES SECOND END IN
Conduit Type AccommodatedRIGID METALLIC THICKWALL SECOND END
Conduit Type AccommodatedRIGID METALLIC THICKWALL FIRST END
End TypeINTERNAL THREAD SECOND END
Surface TreatmentCADMIUM
End TypeEXTERNAL THREAD FIRST END
Hazardous Locations/environmental ProtectionEXPLOSION PROOF NEC CL.I, GP.BCD;CL.II, GP.EFG;CL.III
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5905-00-556-3350 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
6515-00-720-9963RB6 INTERCHANGEABLE
Stockinet,surgical
Deroyal Industries Inc
Cross-Reference Index
Part NumberManufacturer
RB-6 Neer Mfg Co Inc (USA)
RB-325S Egs Electric Co Llc (USA)
711 Efcor Inc
1146 PRIMARY Raco, a Division of Hubbell Incorporated(delaware) (USA)
605 Thomas and Betts Ltd (CAN)
605 Abb Installation Products Inc (USA)
RE42 Crouse-Hinds Co (USA)
Related Parts
5905-00-556-3350INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
6515-00-720-9963INTERCHANGEABLE
STOCKINET,SURGICAL
RB6

Frequently Asked Questions

What is NSN 5975-00-296-0787?

NSN 5975-00-296-0787 is a Adapter,electrical Conduit, 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 5975-00-296-0787?

NSN 5975-00-296-0787 has 7 cross-referenced part numbers: RB-6 (Neer Mfg Co Inc), RB-325S (Egs Electric Co Llc), 711 (Efcor Inc), 1146 (Raco, a Division of Hubbell Incorporated(delaware)), 605 (Thomas and Betts Ltd) and 2 more.

What NSN replaces 5975-00-296-0787?

There are 2 known substitutes for 5975-00-296-0787: 5905-00-556-3350, 6515-00-720-9963. Verify interchangeability with system specifications before substitution.

What are the specifications of 1146?

Key specifications for 1146: Item Accommodated Trade Size: 1.250 INCHES FIRST END IN; Style Designator: THREAD TO THREAD REDUCER; Supplementary Features: END ITEM B-1 AIRCRAFT SUPPORT EQUIPMENT; Material: STEEL. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5975-00-296-0787 still in active supply?

NSN 5975-00-296-0787 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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