PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

WW-C-581Coupling,electrical Conduit

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 5975-00-152-1134 · FSC 5975 · No Item Name Available
Verified by PartsTable
NSN 5975-00-152-1134 — this item is cataloged by the U.S. Government under National Stock Number 5975-00-152-1134. Primary manufacturer part number: WW-C-581.
Features
  • Coupling,electrical Conduit — FSC 5975
  • Conduit Type Accommodated: RIGID METALLIC THICKWALL FIRST END
  • End Type: INTERNAL THREAD SECOND END
  • Surface Treatment: ZINC
  • Conduit Type Accommodated: RIGID METALLIC THICKWALL SECOND END
  • Item Accommodated Trade Size: 4.000 INCHES SECOND END IN
  • Item Accommodated Trade Size: 4.000 INCHES FIRST END IN
  • Material: STEEL
Applications
  • Applications requiring Steel construction
General Description

The Coupling,electrical Conduit, cataloged under National Stock Number 5975-00-152-1134, 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 Federal Specifications Promulgated by General Services Administration Washington DC. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5975-00-152-1134
Primary Part NumberWW-C-581
Item NameCoupling,electrical Conduit
FSC / FSG5975 / 59 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusACTIVE
Conduit Type AccommodatedRIGID METALLIC THICKWALL FIRST END
End TypeINTERNAL THREAD SECOND END
Surface TreatmentZINC
Conduit Type AccommodatedRIGID METALLIC THICKWALL SECOND END
Item Accommodated Trade Size4.000 INCHES SECOND END IN
Item Accommodated Trade Size4.000 INCHES FIRST END IN
MaterialSTEEL
Nondefinitive Spec/std Data4 SIZE
Style DesignatorTHREADED
End TypeINTERNAL THREAD FIRST END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5975-00-058-2222 INTERCHANGEABLE
Nipple,electrical Conduit
5975-00-079-8045 INTERCHANGEABLE
Coupling,electrical Conduit
5975-00-152-1081 INTERCHANGEABLE
Bend,electrical Conduit
5975-00-152-1119 INTERCHANGEABLE
Bend,electrical Conduit
5975-00-152-1140795-246 INTERCHANGEABLE
Coupling,electrical Conduit
Jaidinger Manufacturing Co Inc Dba Jaidinger Manufacturing Co Inc
5975-00-281-0754 INTERCHANGEABLE
Nipple,electrical Conduit
5975-00-432-2819UL 514B INTERCHANGEABLE
Nipple,electrical Conduit
Underwriters Laboratories Inc
5975-00-538-6260 INTERCHANGEABLE
Plate,wall,electrical
5975-00-548-8751UL 514 CLS 1, AIZE 1.5, TYPE D INTERCHANGEABLE
Nipple,electrical Conduit
Underwriters Laboratories Inc
5975-00-898-9882 INTERCHANGEABLE
Nipple,electrical Conduit
Cross-Reference Index
Part NumberManufacturer
WW-C-581 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
ANSI UL514B Underwriters Laboratories Inc (USA)
UL-514 Underwriters Laboratories Inc (USA)
Related Parts
5975-00-058-2222INTERCHANGEABLE
NIPPLE,ELECTRICAL CONDUIT
5975-00-079-8045INTERCHANGEABLE
COUPLING,ELECTRICAL CONDUIT
5975-00-152-1081INTERCHANGEABLE
BEND,ELECTRICAL CONDUIT
5975-00-152-1119INTERCHANGEABLE
BEND,ELECTRICAL CONDUIT
5975-00-152-1140INTERCHANGEABLE
COUPLING,ELECTRICAL CONDUIT
795-246
5975-00-281-0754INTERCHANGEABLE
NIPPLE,ELECTRICAL CONDUIT
5975-00-432-2819INTERCHANGEABLE
NIPPLE,ELECTRICAL CONDUIT
UL 514B
5975-00-538-6260INTERCHANGEABLE
PLATE,WALL,ELECTRICAL
5975-00-548-8751INTERCHANGEABLE
NIPPLE,ELECTRICAL CONDUIT
UL 514 CLS 1, AIZE 1.5, TYPE D
5975-00-898-9882INTERCHANGEABLE
NIPPLE,ELECTRICAL CONDUIT
5975-01-503-4195INTERCHANGEABLE
COUPLING,ELECTRICAL CONDUIT
5975-01-503-4196INTERCHANGEABLE
COUPLING,ELECTRICAL CONDUIT

Frequently Asked Questions

What is NSN 5975-00-152-1134?

NSN 5975-00-152-1134 is a Coupling,electrical Conduit, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 5975 (No Item Name Available). Status: active.

What are the part numbers for NSN 5975-00-152-1134?

NSN 5975-00-152-1134 has 3 cross-referenced part numbers: WW-C-581 (Federal Specifications Promulgated by General Services Administration Washington DC), ANSI UL514B (Underwriters Laboratories Inc), UL-514 (Underwriters Laboratories Inc).

What NSN replaces 5975-00-152-1134?

There are 12 known substitutes for 5975-00-152-1134: 5975-00-058-2222, 5975-00-079-8045, 5975-00-152-1081 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of WW-C-581?

Key specifications for WW-C-581: Conduit Type Accommodated: RIGID METALLIC THICKWALL FIRST END; End Type: INTERNAL THREAD SECOND END; Surface Treatment: ZINC; Conduit Type Accommodated: RIGID METALLIC THICKWALL SECOND END. 11 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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