PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

74349ABox Connector,electrical

Air Products & Chemicals, Inc · NSN 5975-00-899-0235 · FSC 5975 · No Item Name Available
Verified by PartsTable
NSN 5975-00-899-0235 — this item is cataloged by the U.S. Government under National Stock Number 5975-00-899-0235. Primary manufacturer part number: 74349A.
Features
  • Box Connector,electrical — FSC 5975
  • Conduit Type Accommodated: FLEXIBLE METALLIC FIRST END
  • Leg End to Plane of Bend Distance: 1.500 INCHES NOMINAL SECOND END IN
  • Surface Treatment: CADMIUM OR ZINC
  • Hazardous Locations/environmental Protection: LIQUID TIGHT
  • End Type: GLAND NUT W/INTERNAL THREAD FIRST END
  • Furnished Items: LOCKNUT AND SEALING RING
  • Material: IRON MALLEABLE OR STEEL
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 5975-00-899-0235, 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 Air Products & Chemicals, Inc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 7 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
NSN5975-00-899-0235
Primary Part Number74349A
Item NameBox Connector,electrical
FSC / FSG5975 / 59 — No Item Name Available
ManufacturerAir Products & Chemicals, Inc
StatusCANCELLED
Conduit Type AccommodatedFLEXIBLE METALLIC FIRST END
Leg End to Plane of Bend Distance1.500 INCHES NOMINAL SECOND END IN
Surface TreatmentCADMIUM OR ZINC
Hazardous Locations/environmental ProtectionLIQUID TIGHT
End TypeGLAND NUT W/INTERNAL THREAD FIRST END
Furnished ItemsLOCKNUT AND SEALING RING
MaterialIRON MALLEABLE OR STEEL
Leg End to Plane of Bend Distance1.812 INCHES NOMINAL FIRST END IN
Style DesignatorANGLE
Deflection Angle90.0 DEGREES
End TypeEXTERNAL THREAD SECOND END
Item Accommodated Trade Size0.750 INCHES FIRST END IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6685-00-115-86905253 INTERCHANGEABLE
Thermometer,self-Indicating
Weksler Glass Thermometer Corp
1650-00-166-6108525-3 INTERCHANGEABLE
Plate,seal
Ontic Engineering & Manufacturing, Inc Dba Ontic Us
4720-00-323-241347-150-186-5 INTERCHANGEABLE
Hose,air Duct
Bell Textron Inc
4320-00-431-1694N5-253 INTERCHANGEABLE
End Bell Assembly
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
5935-00-534-77548900-0185-001 INTERCHANGEABLE
Connector,receptacle,electrical
Antenna Products Corporation Dba Antenna Products Corp
5975-00-578-3667 INTERCHANGEABLE
Box Connector,electrical
5935-00-725-3166 INTERCHANGEABLE
Connector,receptacle,electrical
6680-00-758-9330M144 INTERCHANGEABLE
Indicator,sight,liquid
Eaton Aerospace Llc Div Fluid and Electrical Distribution Division
5305-01-179-90015253 INTERCHANGEABLE
Screw,cap,hexagon Head
Erie Malleable Iron Co
5995-01-244-29531640891-42 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Raytheon Company Div Rmd Strategic
Cross-Reference Index
Part NumberManufacturer
ST-9075 Egs Electrical Group Appleton Div (USA)
LT-7590 Midwest Electric Mfg Corp Sub of Crouse-Hinds Co (USA)
74349A PRIMARY Air Products & Chemicals, Inc (USA)
5253 Thomas and Betts Ltd (CAN)
4Q975 Egs Electric Co Llc (USA)
5253 Thomas and Betts Corp (USA)
12-75 Efcor Inc
Related Parts
6685-00-115-8690INTERCHANGEABLE
THERMOMETER,SELF-INDICATING
5253
1650-00-166-6108INTERCHANGEABLE
PLATE,SEAL
525-3
4720-00-323-2413INTERCHANGEABLE
HOSE,AIR DUCT
47-150-186-5
4320-00-431-1694INTERCHANGEABLE
END BELL ASSEMBLY
N5-253
5935-00-534-7754INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
8900-0185-001
5975-00-578-3667INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
5935-00-725-3166INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
6680-00-758-9330INTERCHANGEABLE
INDICATOR,SIGHT,LIQUID
M144
5305-01-179-9001INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
5253
5995-01-244-2953INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
1640891-42
5120-01-335-0701INTERCHANGEABLE
ADAPTER,SOCKET WRENCH
5975-01-358-0020INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL

Frequently Asked Questions

What is NSN 5975-00-899-0235?

NSN 5975-00-899-0235 is a Box Connector,electrical, manufactured by Air Products & Chemicals, Inc, classified under FSC 5975 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5975-00-899-0235?

NSN 5975-00-899-0235 has 7 cross-referenced part numbers: ST-9075 (Egs Electrical Group Appleton Div), LT-7590 (Midwest Electric Mfg Corp Sub of Crouse-Hinds Co), 74349A (Air Products & Chemicals, Inc), 5253 (Thomas and Betts Ltd), 4Q975 (Egs Electric Co Llc) and 2 more.

What NSN replaces 5975-00-899-0235?

There are 12 known substitutes for 5975-00-899-0235: 6685-00-115-8690, 1650-00-166-6108, 4720-00-323-2413 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 74349A?

Key specifications for 74349A: Conduit Type Accommodated: FLEXIBLE METALLIC FIRST END; Leg End to Plane of Bend Distance: 1.500 INCHES NOMINAL SECOND END IN; Surface Treatment: CADMIUM OR ZINC; Hazardous Locations/environmental Protection: LIQUID TIGHT. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5975-00-899-0235 still in active supply?

NSN 5975-00-899-0235 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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