PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

UL 797 SIZE 1-1/2Conduit,metal,rigid

Underwriters Laboratories Inc · NSN 5975-00-178-1220 · FSC 5975 · No Item Name Available
Verified by PartsTable
NSN 5975-00-178-1220 — this item is cataloged by the U.S. Government under National Stock Number 5975-00-178-1220. Primary manufacturer part number: UL 797 SIZE 1-1/2.
Features
  • Conduit,metal,rigid — FSC 5975
  • Length: 120.000 INCHES NOMINAL IN
  • Trade Size: 1.500
  • Nondefinitive Spec/std Data: 1-1/2 SIZE
  • Style Designator: PLAIN CONDUIT
  • Surface Treatment: ZINC EXTERNAL
  • Structural Design: THINWALL
  • Material: STEEL BODY
Applications
  • Applications requiring Steel Body construction
General Description

The Conduit,metal,rigid, cataloged under National Stock Number 5975-00-178-1220, 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 Underwriters Laboratories Inc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 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
NSN5975-00-178-1220
Primary Part NumberUL 797 SIZE 1-1/2
Item NameConduit,metal,rigid
FSC / FSG5975 / 59 — No Item Name Available
ManufacturerUnderwriters Laboratories Inc
StatusCANCELLED
Length120.000 INCHES NOMINAL IN
Trade Size1.500
Nondefinitive Spec/std Data1-1/2 SIZE
Style DesignatorPLAIN CONDUIT
Surface TreatmentZINC EXTERNAL
Structural DesignTHINWALL
MaterialSTEEL BODY
Inside Diameter1.610 INCHES NOMINAL IN
Outside Diameter1.740 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5975-00-178-1216ANSI UL797/0.500IN INTERCHANGEABLE
Conduit,metal,rigid
Underwriters Laboratories Inc
5975-00-178-1217 INTERCHANGEABLE
Conduit,metal,rigid
5975-00-178-1218 INTERCHANGEABLE
Conduit,metal,rigid
5975-00-178-1219 INTERCHANGEABLE
Conduit,metal,rigid
5975-00-178-1221 INTERCHANGEABLE
Conduit,metal,rigid
5975-00-378-7420 INTERCHANGEABLE
Conduit,metal,rigid
5975-00-378-7421 INTERCHANGEABLE
Conduit,metal,rigid
5975-00-644-2606 INTERCHANGEABLE
Bend,electrical Conduit
5975-01-025-8155 INTERCHANGEABLE
Bend,electrical Conduit
5975-01-074-9162 INTERCHANGEABLE
Bend,electrical Conduit
Cross-Reference Index
Part NumberManufacturer
UL 797 SIZE 1-1/2 PRIMARY Underwriters Laboratories Inc (USA)
UL 797 Underwriters Laboratories Inc (USA)
CONDUIT EMT 1-1/2 Dominion Electric Supply Company, Incorporated Dba Dominion Electric Supply Co Inc (USA)
WWC563 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
ANSI UL797 Underwriters Laboratories Inc (USA)
Related Parts
5975-00-178-1216INTERCHANGEABLE
CONDUIT,METAL,RIGID
ANSI UL797/0.500IN
5975-00-178-1217INTERCHANGEABLE
CONDUIT,METAL,RIGID
5975-00-178-1218INTERCHANGEABLE
CONDUIT,METAL,RIGID
5975-00-178-1219INTERCHANGEABLE
CONDUIT,METAL,RIGID
5975-00-178-1221INTERCHANGEABLE
CONDUIT,METAL,RIGID
5975-00-378-7420INTERCHANGEABLE
CONDUIT,METAL,RIGID
5975-00-378-7421INTERCHANGEABLE
CONDUIT,METAL,RIGID
5975-00-644-2606INTERCHANGEABLE
BEND,ELECTRICAL CONDUIT
5975-01-025-8155INTERCHANGEABLE
BEND,ELECTRICAL CONDUIT
5975-01-074-9162INTERCHANGEABLE
BEND,ELECTRICAL CONDUIT
5975-01-075-0997INTERCHANGEABLE
BEND,ELECTRICAL CONDUIT
5975-01-083-3243INTERCHANGEABLE
BEND,ELECTRICAL CONDUIT
ANSI UL797

Frequently Asked Questions

What is NSN 5975-00-178-1220?

NSN 5975-00-178-1220 is a Conduit,metal,rigid, manufactured by Underwriters Laboratories Inc, classified under FSC 5975 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5975-00-178-1220?

NSN 5975-00-178-1220 has 5 cross-referenced part numbers: UL 797 SIZE 1-1/2 (Underwriters Laboratories Inc), UL 797 (Underwriters Laboratories Inc), CONDUIT EMT 1-1/2 (Dominion Electric Supply Company, Incorporated Dba Dominion Electric Supply Co Inc), WWC563 (Federal Specifications Promulgated by General Services Administration Washington DC), ANSI UL797 (Underwriters Laboratories Inc).

What NSN replaces 5975-00-178-1220?

There are 12 known substitutes for 5975-00-178-1220: 5975-00-178-1216, 5975-00-178-1217, 5975-00-178-1218 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of UL 797 SIZE 1-1/2?

Key specifications for UL 797 SIZE 1-1/2: Length: 120.000 INCHES NOMINAL IN; Trade Size: 1.500; Nondefinitive Spec/std Data: 1-1/2 SIZE; Special Features: ACTION ID 45477669. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5975-00-178-1220 still in active supply?

NSN 5975-00-178-1220 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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