PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

ST41D25-3Elbow,electrical Conduit

Lockheed Martin Corp · NSN 5975-00-284-6657 · FSC 5975 · No Item Name Available
Verified by PartsTable
NSN 5975-00-284-6657 — this item is cataloged by the U.S. Government under National Stock Number 5975-00-284-6657. Primary manufacturer part number: ST41D25-3.
Features
  • Elbow,electrical Conduit — FSC 5975
  • Conduit Type Accommodated: RIGID METALLIC THICKWALL FIRST END
  • Conduit Type Accommodated: RIGID METALLIC THICKWALL SECOND END
  • Leg End to Plane of Bend Distance: 1.875 INCHES NOMINAL FIRST END IN
  • End Type: EXTERNAL THREAD FIRST END
  • Deflection Angle: 90.0 DEGREES
  • Leg End to Plane of Bend Distance: 1.875 INCHES NOMINAL SECOND END IN
  • Item Accommodated Trade Size: 1.000 INCHES FIRST END IN
Applications
  • Applications requiring Iron Malleable construction
General Description

The Elbow,electrical Conduit, cataloged under National Stock Number 5975-00-284-6657, 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 Lockheed Martin Corp. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 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
NSN5975-00-284-6657
Primary Part NumberST41D25-3
Item NameElbow,electrical Conduit
FSC / FSG5975 / 59 — No Item Name Available
ManufacturerLockheed Martin Corp
StatusCANCELLED
Conduit Type AccommodatedRIGID METALLIC THICKWALL FIRST END
Conduit Type AccommodatedRIGID METALLIC THICKWALL SECOND END
Leg End to Plane of Bend Distance1.875 INCHES NOMINAL FIRST END IN
End TypeEXTERNAL THREAD FIRST END
Deflection Angle90.0 DEGREES
Leg End to Plane of Bend Distance1.875 INCHES NOMINAL SECOND END IN
Item Accommodated Trade Size1.000 INCHES FIRST END IN
Style DesignatorSTANDARD
Item Accommodated Trade Size1.000 INCHES SECOND END IN
End TypeINTERNAL THREAD SECOND END
Surface TreatmentZINC
MaterialIRON MALLEABLE
Hazardous Locations/environmental ProtectionDUSTPROOF-NEMA TYPE 13
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6740-00-110-6626172-4 INTERCHANGEABLE
Blade,upper Right
Hollywood Film Company Manufacturing
6240-00-155-79371724 INTERCHANGEABLE
Lamp,incandescent
Lamp Industry for Use with Industry Designations and Abbreviations for Lamps
5325-00-171-5950 INTERCHANGEABLE
Grommet,nonmetallic
3950-00-188-3357 INTERCHANGEABLE
Capstan
5305-00-253-78311724 INTERCHANGEABLE
Screw,cap,socket Head
Droitcour Co
5845-00-256-95141724 INTERCHANGEABLE
Generator,sawtooth
Senior Operations Llc Div Senior Aerospace Ketema
5310-00-399-5319CNF00029 INTERCHANGEABLE
Washer,lock
Haskel International, Llc Dba Haskel International, Llc
3120-00-661-552720756 INTERCHANGEABLE
Bearing,sleeve
Tulsa Winch, Inc.
5940-00-914-1831 INTERCHANGEABLE
Terminal,stud
5330-00-965-07241724 INTERCHANGEABLE
Gasket
Lawler Manufacturing Company, Inc.
Cross-Reference Index
Part NumberManufacturer
ST41D25-3 Lockheed Martin Corp (USA)
8-100 Egs Electric Co Llc (USA)
1724 Raco, a Division of Hubbell Incorporated(delaware) (USA)
EL396 Crouse-Hinds Lighting (USA)
8161414 Us Army Aviation and Missile Command (USA)
EL396 Crouse-Hinds Co (USA)
1724 Crouse-Hinds Co (USA)
Related Parts
6740-00-110-6626INTERCHANGEABLE
BLADE,UPPER RIGHT
172-4
6240-00-155-7937INTERCHANGEABLE
LAMP,INCANDESCENT
1724
5325-00-171-5950INTERCHANGEABLE
GROMMET,NONMETALLIC
3950-00-188-3357INTERCHANGEABLE
CAPSTAN
5305-00-253-7831INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
1724
5845-00-256-9514INTERCHANGEABLE
GENERATOR,SAWTOOTH
1724
5310-00-399-5319INTERCHANGEABLE
WASHER,LOCK
CNF00029
3120-00-661-5527INTERCHANGEABLE
BEARING,SLEEVE
20756
5940-00-914-1831INTERCHANGEABLE
TERMINAL,STUD
5330-00-965-0724INTERCHANGEABLE
GASKET
1724
5330-01-147-9285INTERCHANGEABLE
SEAL,NONMETALLIC SPECIAL SHAPED
1724
9390-01-166-7647INTERCHANGEABLE
NONMETALLIC SPECIAL SHAPED SECTI

Frequently Asked Questions

What is NSN 5975-00-284-6657?

NSN 5975-00-284-6657 is a Elbow,electrical Conduit, manufactured by Lockheed Martin Corp, classified under FSC 5975 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5975-00-284-6657?

NSN 5975-00-284-6657 has 7 cross-referenced part numbers: ST41D25-3 (Lockheed Martin Corp), 8-100 (Egs Electric Co Llc), 1724 (Raco, a Division of Hubbell Incorporated(delaware)), EL396 (Crouse-Hinds Lighting), 8161414 (Us Army Aviation and Missile Command) and 2 more.

What NSN replaces 5975-00-284-6657?

There are 12 known substitutes for 5975-00-284-6657: 6740-00-110-6626, 6240-00-155-7937, 5325-00-171-5950 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of ST41D25-3?

Key specifications for ST41D25-3: Conduit Type Accommodated: RIGID METALLIC THICKWALL FIRST END; Conduit Type Accommodated: RIGID METALLIC THICKWALL SECOND END; Leg End to Plane of Bend Distance: 1.875 INCHES NOMINAL FIRST END IN; End Type: EXTERNAL THREAD FIRST END. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5975-00-284-6657 still in active supply?

NSN 5975-00-284-6657 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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