PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

BL400Locknut,electrical Conduit

Egs Electrical Group Appleton Div · NSN 5975-00-956-1365 · FSC 5975 · No Item Name Available
Verified by PartsTable
NSN 5975-00-956-1365 — this item is cataloged by the U.S. Government under National Stock Number 5975-00-956-1365. Primary manufacturer part number: BL400.
Features
  • Locknut,electrical Conduit — FSC 5975
  • Material: IRON MALLEABLE
  • Drive Type: SPANNER
  • Width Across Flats: 5.312 INCHES NOMINAL IN
  • Conduit Size Accommodated: 4.000 INCHES NOMINAL IN
  • Thread Size: 7/16-8
  • Overall Thickness: 0.469 INCHES NOMINAL IN
  • Thread Type: STRAIGHT
Applications
  • Applications requiring Iron Malleable construction
General Description

The Locknut,electrical Conduit, cataloged under National Stock Number 5975-00-956-1365, 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 Egs Electrical Group Appleton Div. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 11 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5975-00-956-1365
Primary Part NumberBL400
Item NameLocknut,electrical Conduit
FSC / FSG5975 / 59 — No Item Name Available
ManufacturerEgs Electrical Group Appleton Div
StatusCANCELLED
MaterialIRON MALLEABLE
Drive TypeSPANNER
Width Across Flats5.312 INCHES NOMINAL IN
Conduit Size Accommodated4.000 INCHES NOMINAL IN
Thread Size7/16-8
Overall Thickness0.469 INCHES NOMINAL IN
Thread TypeSTRAIGHT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
3110-00-144-8482 INTERCHANGEABLE
Bearing,ball,annular
4320-00-152-227610810 INTERCHANGEABLE
Housing,bearing
Rps-Fl, Inc. Dba Rps Inc
5950-00-226-681810810 INTERCHANGEABLE
Transformer,power
Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems
4820-00-595-18442700-1IN INTERCHANGEABLE
Valve,gate
William Powell Company, the Dba Powell Valve Div the Starflo Corporation
5970-01-013-9369B17 RED .75X66FT INTERCHANGEABLE
Tape,insulation,electrical
Stag Enterprise, Inc.
4130-01-114-0326 INTERCHANGEABLE
Plate Assembly
5826-01-131-8725134649 INTERCHANGEABLE
Prism,lighting
Astronautics Corporation of America
6150-01-289-8927549117-4 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Raytheon Company Dba Raytheon
5935-01-371-6485 INTERCHANGEABLE
Connector,receptacle,electrical
Cross-Reference Index
Part NumberManufacturer
1-400 Egs Electric Co Llc (USA)
150 Thomas and Betts Corp (USA)
LN13 M&w Electric Manufacturing Co. Llc (USA)
BL400 PRIMARY Egs Electrical Group Appleton Div (USA)
LN-110 Thomas and Betts Corp American Electric Div Oem Group Memphis Tn (USA)
1016 Raco, a Division of Hubbell Incorporated(delaware) (USA)
20 Midwest Electric Mfg Corp Sub of Crouse-Hinds Co (USA)
161 Efcor Inc
LN-110 Abb Installation Products Inc (USA)
110 Bridgeport Fittings Inc (USA)
150 PRIMARY Abb Installation Products Inc (USA)
310 Atlas Technologies Inc (USA)
10810 Atlas Technologies Inc (USA)
Related Parts
3110-00-144-8482INTERCHANGEABLE
BEARING,BALL,ANNULAR
4320-00-152-2276INTERCHANGEABLE
HOUSING,BEARING
10810
5950-00-226-6818INTERCHANGEABLE
TRANSFORMER,POWER
10810
4820-00-595-1844INTERCHANGEABLE
VALVE,GATE
2700-1IN
5970-01-013-9369INTERCHANGEABLE
TAPE,INSULATION,ELECTRICAL
B17 RED .75X66FT
4130-01-114-0326INTERCHANGEABLE
PLATE ASSEMBLY
5826-01-131-8725INTERCHANGEABLE
PRISM,LIGHTING
134649
6150-01-289-8927INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
549117-4
5935-01-371-6485INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL

Frequently Asked Questions

What is NSN 5975-00-956-1365?

NSN 5975-00-956-1365 is a Locknut,electrical Conduit, manufactured by Egs Electrical Group Appleton Div, classified under FSC 5975 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5975-00-956-1365?

NSN 5975-00-956-1365 has 13 cross-referenced part numbers: 1-400 (Egs Electric Co Llc), 150 (Thomas and Betts Corp), LN13 (M&w Electric Manufacturing Co. Llc), BL400 (Egs Electrical Group Appleton Div), LN-110 (Thomas and Betts Corp American Electric Div Oem Group Memphis Tn) and 8 more.

What NSN replaces 5975-00-956-1365?

There are 9 known substitutes for 5975-00-956-1365: 3110-00-144-8482, 4320-00-152-2276, 5950-00-226-6818 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of BL400?

Key specifications for BL400: Material: IRON MALLEABLE; Drive Type: SPANNER; Width Across Flats: 5.312 INCHES NOMINAL IN; Conduit Size Accommodated: 4.000 INCHES NOMINAL IN. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5975-00-956-1365 still in active supply?

NSN 5975-00-956-1365 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.
PartsTable Design LLC · partstable.com