PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

256Box Connector,electrical

Abb Installation Products Inc · NSN 5975-00-296-6090 · FSC 5975 · No Item Name Available
Verified by PartsTable
NSN 5975-00-296-6090 — this item is cataloged by the U.S. Government under National Stock Number 5975-00-296-6090. Primary manufacturer part number: 256.
Features
  • Box Connector,electrical — FSC 5975
  • Item Accommodated Trade Size: 1.000 INCHES FIRST END IN
  • Style Designator: SCREW CLAMP
  • End Type: EXTERNAL THREAD SECOND END
  • Conduit Type Accommodated: FLEXIBLE METALLIC FIRST END
  • End Type: HINGED STRAP FIRST END
  • Surface Treatment: ZINC
  • 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 5975-00-296-6090, 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 8 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5975-00-296-6090
Primary Part Number256
Item NameBox Connector,electrical
FSC / FSG5975 / 59 — No Item Name Available
ManufacturerAbb Installation Products Inc
StatusCANCELLED
Item Accommodated Trade Size1.000 INCHES FIRST END IN
Style DesignatorSCREW CLAMP
End TypeEXTERNAL THREAD SECOND END
Conduit Type AccommodatedFLEXIBLE METALLIC FIRST END
End TypeHINGED STRAP FIRST END
Surface TreatmentZINC
MaterialIRON MALLEABLE OR STEEL
Furnished ItemsLOCKNUT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3431-00-018-835053N17 INTERCHANGEABLE
Collet Body,welding Torch
Esab Group, Inc., the Dba Esab Welding and Cutting Products Div Esab Welding and Cuttng
8010-00-067-5436 INTERCHANGEABLE
Enamel
6145-00-164-0155NE241030B INTERCHANGEABLE
Braid,wire
New England Wire Technologies Corp.
5133-00-189-9266 INTERCHANGEABLE
Drill,twist
3020-00-215-096874-8-3 INTERCHANGEABLE
Gear Cluster
Dana Corp Spicer Transmission Div
6515-00-290-19427483 INTERCHANGEABLE
Bag,ostomy
Hollister Inc
2835-00-333-47307483 INTERCHANGEABLE
Dipstick and Filler Assembly
Solar Turbines Incorporated Dba Solar Turbines Incorporated
2815-00-393-5586 INTERCHANGEABLE
Valve,poppet,engine
3010-00-577-83492080614 INTERCHANGEABLE
Gearcase-Motor
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5120-00-605-5383HW2601 INTERCHANGEABLE
Adapter,fastener Installation to
Zephyr Manufacturing Co., Inc. Dba Zephyr Manufacturing Co Inc
Cross-Reference Index
Part NumberManufacturer
XC-403 Abb Installation Products Inc (USA)
2104 Raco, a Division of Hubbell Incorporated(delaware) (USA)
710 Midwest Electric Mfg Corp Sub of Crouse-Hinds Co (USA)
410 Bridgeport Fittings Inc (USA)
D235 Tropic-Aire Carrier Division of Mc Graw-Edison Co (USA)
256 PRIMARY Abb Installation Products Inc (USA)
256V Abb Installation Products Inc (USA)
1004 Efcor Inc
EE741 Pierce Co Inc the Sub of Avis Industrial Corp (USA)
CU1007-3 Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp (USA)
7483 PRIMARY Egs Electrical Group Appleton Div (USA)
SP6125 PRIMARY General Electric Company (USA)
24-100 Egs Electric Co Llc (USA)
Related Parts
3431-00-018-8350INTERCHANGEABLE
COLLET BODY,WELDING TORCH
53N17
8010-00-067-5436INTERCHANGEABLE
ENAMEL
6145-00-164-0155INTERCHANGEABLE
BRAID,WIRE
NE241030B
5133-00-189-9266INTERCHANGEABLE
DRILL,TWIST
3020-00-215-0968INTERCHANGEABLE
GEAR CLUSTER
74-8-3
6515-00-290-1942INTERCHANGEABLE
BAG,OSTOMY
7483
2835-00-333-4730INTERCHANGEABLE
DIPSTICK AND FILLER ASSEMBLY
7483
2815-00-393-5586INTERCHANGEABLE
VALVE,POPPET,ENGINE
3010-00-577-8349INTERCHANGEABLE
GEARCASE-MOTOR
2080614
5120-00-605-5383INTERCHANGEABLE
ADAPTER,FASTENER INSTALLATION TO
HW2601
5915-01-029-3737INTERCHANGEABLE
FILTER,HIGH PASS
4820-01-061-4410INTERCHANGEABLE
BODY,VALVE
7483

Frequently Asked Questions

What is NSN 5975-00-296-6090?

NSN 5975-00-296-6090 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 5975-00-296-6090?

NSN 5975-00-296-6090 has 13 cross-referenced part numbers: XC-403 (Abb Installation Products Inc), 2104 (Raco, a Division of Hubbell Incorporated(delaware)), 710 (Midwest Electric Mfg Corp Sub of Crouse-Hinds Co), 410 (Bridgeport Fittings Inc), D235 (Tropic-Aire Carrier Division of Mc Graw-Edison Co) and 8 more.

What NSN replaces 5975-00-296-6090?

There are 12 known substitutes for 5975-00-296-6090: 3431-00-018-8350, 8010-00-067-5436, 6145-00-164-0155 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 256?

Key specifications for 256: Item Accommodated Trade Size: 1.000 INCHES FIRST END IN; Style Designator: SCREW CLAMP; End Type: EXTERNAL THREAD SECOND END; Conduit Type Accommodated: FLEXIBLE METALLIC FIRST END. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5975-00-296-6090 still in active supply?

NSN 5975-00-296-6090 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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