Crouse-Hinds STTB11 - Through Bulkhead Hub, 5" Trade Size
Crouse-Hinds STTB11 - Through Bulkhead Hub, 5" Trade Size

Crouse-Hinds STTB11 - Through Bulkhead Hub, 5" Trade Size

Crouse-Hinds
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Crouse-Hinds STTB11 is a zinc die-cast through bulkhead fitting designed to provide a sealed conduit entry point in hazardous and classified locations. This 5-inch trade size hub accommodates rigid and IMC conduit systems, featuring an insulated o-ring gasket for enhanced environmental and chemical resistance. Weighing 5.19 lb, the fitting is constructed for durability in demanding indoor and outdoor industrial settings. It complies with NEC and CEC standards, carrying hazardous location ratings for Class I Zone 1, Class I Division 2, Class II Division 1, Class II Division 2, and Class III, along with NEMA ratings of 2, 3, 3R, 4, 4X, and 12. Typical applications include pharmaceutical, chemical, food processing, pulp and paper, nuclear, solar, and commercial construction environments.

Key Features & Specifications
  • Manufacturer: Crouse-Hinds
  • Weight: 5.19 lb
  • Trade Size: 5 inch
  • Material: Zinc Die Cast
  • Fitting Type: Hub, Through Bulkhead
  • Conduit Type: Rigid/IMC
  • Insulation: Insulated
  • NEMA Rating: 2, 3, 3R, 4, 4X, 12
  • NEC Hazardous Rating: Class I Zone 1, Class I Division 2, Class II Division 1, Class II Division 2, Class III
  • Standards: NEC/CEC