PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

OT-3Conduit Outlet

Killark Electric Mfg Co · NSN 5975-01-174-3601 · FSC 5975 · No Item Name Available
Verified by PartsTable
NSN 5975-01-174-3601 — this item is cataloged by the U.S. Government under National Stock Number 5975-01-174-3601. Primary manufacturer part number: OT-3.
Features
  • Conduit Outlet — FSC 5975
  • Conduit Type Accommodated: RIGID METALLIC THICKWALL ALL ENTRANCE
  • Material: ALUMINUM-COPPER FREE OVERALL
  • Cover Opening Length: 4.500 INCHES NOMINAL IN
  • Conduit Trade Size Accommodated: 1.000 INCHES ALL ENTRANCE IN
  • Style Designator: OBLONG
  • Mounting Method: THREADED FASTENER COVER
  • Cover Mounting Surface Type: FLAT
Applications
  • Applications requiring Aluminum-Copper Free Overall construction
General Description

The Conduit Outlet, cataloged under National Stock Number 5975-01-174-3601, 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 Killark Electric Mfg Co. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5975-01-174-3601
Primary Part NumberOT-3
Item NameConduit Outlet
FSC / FSG5975 / 59 — No Item Name Available
ManufacturerKillark Electric Mfg Co
StatusCANCELLED
Conduit Type AccommodatedRIGID METALLIC THICKWALL ALL ENTRANCE
MaterialALUMINUM-COPPER FREE OVERALL
Cover Opening Length4.500 INCHES NOMINAL IN
Conduit Trade Size Accommodated1.000 INCHES ALL ENTRANCE IN
Style DesignatorOBLONG
Mounting MethodTHREADED FASTENER COVER
Cover Mounting Surface TypeFLAT
Cover Mounting Hole Quantity2
Cover Mounting Hole Arrangement StyleLINE
Trade DesignationT SERIES
Conduit Entrance TypeHUB DRILLED AND TAPPED ALL ENTRANCE
Hazardous Locations/environmental ProtectionNOT RATED
Cover Opening Width1.375 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
5920-00-050-0544 INTERCHANGEABLE
Fuse,cartridge
5136-00-203-6510FRS T100 INTERCHANGEABLE
Tap,thread Cutting
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
6210-00-987-94780T23 INTERCHANGEABLE
Lens,light
Eaton Corporation Dba Eaton Inoac
6210-01-192-291510250T2CN INTERCHANGEABLE
Lens,light
Eaton Corporation Dba Eaton Inoac
6110-01-407-7820OT3 INTERCHANGEABLE
Switching Unit,power Transfer
Cummins Power Generation Inc.
Cross-Reference Index
Part NumberManufacturer
OT-3 PRIMARY Killark Electric Mfg Co (USA)
T100-A PRIMARY Egs Electrical Group Appleton Div (USA)
9322116 Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA)
Related Parts
5920-00-050-0544INTERCHANGEABLE
FUSE,CARTRIDGE
5136-00-203-6510INTERCHANGEABLE
TAP,THREAD CUTTING
FRS T100
6210-00-987-9478INTERCHANGEABLE
LENS,LIGHT
0T23
6210-01-192-2915INTERCHANGEABLE
LENS,LIGHT
10250T2CN
6110-01-407-7820INTERCHANGEABLE
SWITCHING UNIT,POWER TRANSFER
OT3

Frequently Asked Questions

What is NSN 5975-01-174-3601?

NSN 5975-01-174-3601 is a Conduit Outlet, manufactured by Killark Electric Mfg Co, classified under FSC 5975 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5975-01-174-3601?

NSN 5975-01-174-3601 has 3 cross-referenced part numbers: OT-3 (Killark Electric Mfg Co), T100-A (Egs Electrical Group Appleton Div), 9322116 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).

What NSN replaces 5975-01-174-3601?

There are 5 known substitutes for 5975-01-174-3601: 5920-00-050-0544, 5136-00-203-6510, 6210-00-987-9478 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of OT-3?

Key specifications for OT-3: Conduit Type Accommodated: RIGID METALLIC THICKWALL ALL ENTRANCE; Material: ALUMINUM-COPPER FREE OVERALL; Cover Opening Length: 4.500 INCHES NOMINAL IN; Conduit Trade Size Accommodated: 1.000 INCHES ALL ENTRANCE IN. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5975-01-174-3601 still in active supply?

NSN 5975-01-174-3601 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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