PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5252Box Connector,electrical

Abb Installation Products Inc · NSN 5975-00-578-3643 · FSC 5975 · No Item Name Available
Verified by PartsTable
NSN 5975-00-578-3643 — this item is cataloged by the U.S. Government under National Stock Number 5975-00-578-3643. Primary manufacturer part number: 5252.
Features
  • Box Connector,electrical — FSC 5975
  • Leg End to Plane of Bend Distance: 1.750 INCHES NOMINAL FIRST END IN
  • Nominal Thread Size: 0.500 INCHES SECOND END IN
  • Material: IRON MALLEABLE OR STEEL
  • End Type: GLAND NUT W/INTERNAL THREAD FIRST END
  • Surface Treatment: CADMIUM OR ZINC
  • Hazardous Locations/environmental Protection: WATERTIGHT-NEMA TYPE 4
  • Deflection Angle: 90.0 DEGREES
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
  • Applications requiring Iron Malleable or Steel construction
General Description

The Box Connector,electrical, cataloged under National Stock Number 5975-00-578-3643, 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 Abb Installation Products Inc. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 26 commercial cross-references from 22 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
NSN5975-00-578-3643
Primary Part Number5252
Item NameBox Connector,electrical
FSC / FSG5975 / 59 — No Item Name Available
ManufacturerAbb Installation Products Inc
StatusCANCELLED
Leg End to Plane of Bend Distance1.750 INCHES NOMINAL FIRST END IN
Nominal Thread Size0.500 INCHES SECOND END IN
MaterialIRON MALLEABLE OR STEEL
End TypeGLAND NUT W/INTERNAL THREAD FIRST END
Surface TreatmentCADMIUM OR ZINC
Hazardous Locations/environmental ProtectionWATERTIGHT-NEMA TYPE 4
Deflection Angle90.0 DEGREES
Thread Series DesignatorNPT SECOND END
Furnished ItemsLOCKNUT
Leg End to Plane of Bend Distance1.375 INCHES NOMINAL SECOND END IN
Conduit Type AccommodatedFLEXIBLE METALLIC FIRST END
Style DesignatorANGLE
Item Accommodated Trade Size0.500 INCHES FIRST END IN
End TypeEXTERNAL THREAD SECOND END
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4810-00-032-8178U7250 INTERCHANGEABLE
Valve,solenoid
Triumph Thermal Systems, Llc
5950-00-115-3642 INTERCHANGEABLE
Coil,radio Frequency
4730-00-116-6769 INTERCHANGEABLE
Elbow,pipe
5940-00-187-51223422 INTERCHANGEABLE
Terminal,lug
Telemechanics Inc
5310-00-190-2907PB19091 INTERCHANGEABLE
Washer,flat
Mission Systems Davenport Inc.
2825-00-218-60345252 INTERCHANGEABLE
Follower,oil Pump C
Northrop Grumman Systems Corporation Div Marine Systems
5935-00-228-43867418404P2 INTERCHANGEABLE
Connector,receptacle,electrical
Lockheed Martin Corporation Div Rms
5999-00-233-0432 INTERCHANGEABLE
Contact,electrical
6640-00-264-501815146SIZE16ML INTERCHANGEABLE
Bottle,weighing
Owens-Illinois Inc Laboratory Sales Kimble Div
5935-00-448-1085 INTERCHANGEABLE
Connector,receptacle,electrical
Cross-Reference Index
Part NumberManufacturer
LML-12 Neer Mfg Co Inc (USA)
5252 PRIMARY Abb Installation Products Inc (USA)
4Q950 Egs Electric Co Llc (USA)
272M0063P002 Raytheon Company Dba Raytheon Co (USA)
LQ5090 Berger Industries Inc (USA)
74354A Air Products & Chemicals, Inc (USA)
D4080-8-29 Chief of Engineers Dept of Army (USA)
470LT Bridgeport Fittings Inc (USA)
LT-5090 Midwest Electric Mfg Corp Sub of Crouse-Hinds Co (USA)
11B254121-1 PRIMARY Combat Capabilities Development Command Armaments Center Dba Us Army Combat Capabilities Development Command Armaments Center (USA)
11024883 Combat Capabilities Development Command Armaments Center Dba Us Army Combat Capabilities Development Command Armaments Center (USA)
11B254121 Combat Capabilities Development Command Armaments Center Dba Us Army Combat Capabilities Development Command Armaments Center (USA)
523-505-9102 Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix (USA)
5252 Thomas and Betts Ltd (CAN)
LT491 Abb Installation Products Inc (USA)
3422 PRIMARY Raco, a Division of Hubbell Incorporated(delaware) (USA)
272M0063P002 Raytheon Company Div Corp (USA)
4080-8-29 Chief of Engineers Dept of Army (USA)
D4080-8-29 Stansteel Corp a Sub of Allis-Chalmers Corp (USA)
7119K21 Mcmaster-Carr Supply Co (USA)
Related Parts
4810-00-032-8178INTERCHANGEABLE
VALVE,SOLENOID
U7250
5950-00-115-3642INTERCHANGEABLE
COIL,RADIO FREQUENCY
4730-00-116-6769INTERCHANGEABLE
ELBOW,PIPE
5940-00-187-5122INTERCHANGEABLE
TERMINAL,LUG
3422
5310-00-190-2907INTERCHANGEABLE
WASHER,FLAT
PB19091
2825-00-218-6034INTERCHANGEABLE
FOLLOWER,OIL PUMP C
5252
5935-00-228-4386INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
7418404P2
5999-00-233-0432INTERCHANGEABLE
CONTACT,ELECTRICAL
6640-00-264-5018INTERCHANGEABLE
BOTTLE,WEIGHING
15146SIZE16ML
5935-00-448-1085INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5320-00-516-7914INTERCHANGEABLE
RIVET,SOLID
KIT 946
4730-00-585-2204INTERCHANGEABLE
ELBOW,PIPE TO TUBE
A4890

Frequently Asked Questions

What is NSN 5975-00-578-3643?

NSN 5975-00-578-3643 is a Box Connector,electrical, manufactured by Abb Installation Products Inc, classified under FSC 5975 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5975-00-578-3643?

NSN 5975-00-578-3643 has 26 cross-referenced part numbers: LML-12 (Neer Mfg Co Inc), 5252 (Abb Installation Products Inc), 4Q950 (Egs Electric Co Llc), 272M0063P002 (Raytheon Company Dba Raytheon Co), LQ5090 (Berger Industries Inc) and 21 more.

What NSN replaces 5975-00-578-3643?

There are 12 known substitutes for 5975-00-578-3643: 4810-00-032-8178, 5950-00-115-3642, 4730-00-116-6769 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5252?

Key specifications for 5252: Leg End to Plane of Bend Distance: 1.750 INCHES NOMINAL FIRST END IN; Nominal Thread Size: 0.500 INCHES SECOND END IN; Material: IRON MALLEABLE OR STEEL; End Type: GLAND NUT W/INTERNAL THREAD FIRST END. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5975-00-578-3643 still in active supply?

NSN 5975-00-578-3643 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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