PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

ANSI UL797Conduit,metal,rigid

Underwriters Laboratories Inc · NSN 5975-00-178-1221 · FSC 5975 · No Item Name Available
Verified by PartsTable
NSN 5975-00-178-1221 — this item is cataloged by the U.S. Government under National Stock Number 5975-00-178-1221. Primary manufacturer part number: ANSI UL797.
Features
  • Conduit,metal,rigid — FSC 5975
  • Trade Size: 2.000
  • Nondefinitive Spec/std Data: 2 SIZE
  • Material: STEEL BODY
  • Style Designator: PLAIN CONDUIT
  • Surface Treatment: ZINC EXTERNAL
  • Inside Diameter: 2.067 INCHES NOMINAL IN
  • Length: 120.000 INCHES NOMINAL IN
Applications
  • Applications requiring Steel Body construction
General Description

The Conduit,metal,rigid, cataloged under National Stock Number 5975-00-178-1221, 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 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
NSN5975-00-178-1221
Primary Part NumberANSI UL797
Item NameConduit,metal,rigid
FSC / FSG5975 / 59 — No Item Name Available
ManufacturerUnderwriters Laboratories Inc
StatusACTIVE
Trade Size2.000
Nondefinitive Spec/std Data2 SIZE
MaterialSTEEL BODY
Style DesignatorPLAIN CONDUIT
Surface TreatmentZINC EXTERNAL
Inside Diameter2.067 INCHES NOMINAL IN
Length120.000 INCHES NOMINAL IN
Outside Diameter2.197 INCHES NOMINAL IN
Structural DesignTHINWALL
Lifecycle & Compliance
Acquisition StatusACTIVE
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
5975-00-178-1220UL 797 SIZE 1-1/2 INTERCHANGEABLE
Conduit,metal,rigid
Underwriters Laboratories Inc
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
ANSI UL797 Underwriters Laboratories 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
5975-00-178-1220INTERCHANGEABLE
CONDUIT,METAL,RIGID
UL 797 SIZE 1-1/2
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 5975-00-178-1221?

NSN 5975-00-178-1221 is a Conduit,metal,rigid, manufactured by Underwriters Laboratories Inc, classified under FSC 5975 (No Item Name Available). Status: active.

What are the part numbers for NSN 5975-00-178-1221?

NSN 5975-00-178-1221 has 3 cross-referenced part numbers: ANSI UL797 (Underwriters Laboratories Inc), WWC563 (Federal Specifications Promulgated by General Services Administration Washington DC), ANSI/UL797 (Underwriters Laboratories Inc).

What NSN replaces 5975-00-178-1221?

There are 12 known substitutes for 5975-00-178-1221: 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 ANSI UL797?

Key specifications for ANSI UL797: Trade Size: 2.000; Nondefinitive Spec/std Data: 2 SIZE; Material: STEEL BODY; Style Designator: PLAIN CONDUIT. 10 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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