Eaton Crouse-Hinds ES53 SG Sealing Hub - Explosionproof
Part Number: ES53 SG
Quick Summary
The ES53 SG sealing hub is a rugged Eaton Crouse-Hinds conduit fitting that seals and joins conduits in hazardous locations. Engineers often wrestle with ingress protection, field sealing reliability, and maintaining NEC/CEC compliance during installations, which can drive rework and downtime. This model carries NEC/CEC standards and UL-listed ratings for Class I, Division 1 and Division 2 environments, along with area classifications for hazardous locations, helping you stay compliant. With 1" female and 1-1/2" male hub sizes, plus a sealing gasket and locknut, it delivers a dependable seal and faster, installation-friendly performance in tight spaces and demanding plants.
Product Information
Extended Description
ES53 SG Eaton Crouse-Hinds: Eaton Crouse-Hinds series ES sealing hub, 1" female hub size, 1-1/2" male hub size, Feraloy iron alloy, Sealing gasket and locknut
Product Name
Eaton Crouse-Hinds series ES sealing hub
Catalog Number
ES53 SG
Product Length/Depth
2.25 in
Product Height
2.75 in
Product Width
2.25 in
Product Weight
1.15 lb
UPC
782274096773
Area classification
Hazardous/Classified Locations
Standards type
NEC/CEC
NEC hazardous rating
Class I, Division 1 Class I, Division 2
Female hub size
1"
Male hub size
1-1/2"
Material
Feraloy iron alloy
Special features
Sealing gasket and locknut
Crouse-Hinds series ES Explosionproof Conduit Sealing Hub and TSC Epoxy Sealing Compound catalog page
ES Explosionproof Conduit Sealing Hub and TSC Epoxy Sealing Compound UL certification
ES Explosionproof Conduit Sealing Hub and TSC Epoxy Sealing Compound UL certification
IF 1728 - ES Sealing Hubs
IF 1728 - ES Sealing Hubs
Eaton Specification Sheet - ES53 SG
Feature: Feraloy iron alloy housing provides rugged durability and corrosion resistance in harsh environments → Business Impact: Extends service life and reduces replacement cost in hazardous locations; Application: Oil & gas, chemical processing, and power installations. Feature: Sealing gasket and locknut deliver a weather-tight, gas-tight seal → Business Impact: Minimizes ingress, lowers maintenance, and reduces downtime; Application: Enclosures and conduit entries exposed to dust, moisture, or gases. Feature: 1" female hub size and 1-1/2" male hub size offer installation flexibility → Business Impact: Enables reuse across common conduit configurations, cutting part variety and labor costs; Application: Retrofit projects and new-build hazardous-area systems. Feature: NEC/CEC compliance and Class I Div 1/Div 2 rating → Business Impact: Streamlines procurement and regulatory approvals, lowering risk and project delays; Application: Hazardous-location facilities such as refineries and petrochemical plants. Feature: Included sealing gasket and locknut simplify on-site assembly → Business Impact: Reduces installation time and training requirements; Application: Field technicians performing conduit sealing in limited spaces. Feature: Documentation and installation guidance (IF 1728) support → Business Impact: Improves first-time fit and reduces callback work; Application: Maintenance programs and safety audits.
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FAQs
For Class I Division 1 environments, ensure proper enclosure compatibility, follow the IF 1728 instruction sheets, and use the gasket and locknut provided to achieve a gas-tight seal. Verify hub sizes match conduit selections (1" female, 1-1/2" male) and torque guidelines per the installation sheet. This reduces ingress risk and supports NEC/CEC compliance during field installs.
The ES53 SG uses a Feraloy iron alloy housing for durability in harsh environments, plus a sealing gasket and locknut to prevent ingress. It carries NEC/CEC compliance and Class I Division 1 and Division 2 ratings, ensuring safe operation in explosive atmospheres. This combination supports reliable performance and easier approvals for hazardous-area projects.
Industries such as oil & gas, chemical processing, and power generation benefit from ES53 SG due to its hazardous-location ratings, robust construction, and flexible hub sizes. The part supports durable conduit sealing in plants with aggressive chemicals, dust, or moisture, reducing maintenance cycles and downtime while ensuring regulatory compliance.
ES53 SG aligns with NEC/CEC standards and has Class I Division 1 and Division 2 ratings, plus hazardous-location area classification. These certifications matter for procurement because they validate compliance for installation in hazardous environments, streamline approvals, and reduce risk during audits and commissioning in oil refineries, chemical plants, and other critical facilities.
The Feraloy iron alloy housing and gasket/locknut sealing provide durable, long-lasting performance in demanding environments, reducing ingress-related maintenance and rework. The standardized 1"/1-1/2" hub configuration simplifies stocking and replacements, while NEC/CEC compliance minimizes compliance-related downtime, delivering lower total cost of ownership over the product lifecycle.