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HOS - H o t O i l S e a l

HOS - H o t O i l S e a l
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HOS - H o t O i l S e a l

Product catalog summary
Overview: The SEPCO® HOS is a rotary, balanced, single spring seal designed for high-pressure and high-temperature applications, particularly in hot oil environments. It features a large coil spring resistant to clogging and is suitable for both standard and oversized seal cavities.
Specifications:
  • Seal Sizes: 1” to 1-3/8” require a 5/16” cross section; 1-1/2” to 2-5/8” require a 3/8” cross section.
  • Operating Pressures: Up to 400 psig.
  • Operating Temperatures: Up to 600°F (315°C).
  • Speeds: Up to 3000 fpm.
  • Materials: Metal parts made of 316 SS; Rotary face options include Carbon Graphite or Solid Nickel Bound Tungsten Carbide; Stationary ring made of Silicon Carbide; Secondary seals available in Viton, Aflas, and Kalrez 7075.
Design Features:
  • Slotted Glands: Provides versatility with bolting patterns.
  • Impeller Adjustments: Allows for adjustments without disassembling the pump.
  • Cartridge Mounted: Pre-assembled for easy installation, eliminating the need for critical installation measurements.
  • No Shaft Fretting Wear: The static O-ring prevents shaft wear.
Certifications: Certified to ISO 9001: 2000 Standards.
Contact Information: SEPCO can be contacted via phone, fax, mail, or email for further inquiries.
Disclaimer: The information provided is based on reliable data, but SEPCO assumes no liability for its use as conditions are beyond their control.
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Catalog excerpts

HOS - H o t O i l S e a l-1

@@ratasG Us Today Phone: 205.403.7500 / 800.633.4770 Mail: 123 Airpark Industrial Rd. Alabaster, AL 35007 Email: [email protected] Website: www.sepcoUSA.com The SEPCO® HOS is a rotary designed, balanced, single spring seal capable of handling higher operating pressures and temperatures than conventional unbalanced single spring designs. Large coil springs are resistant to clogging and allow the HOS to operate successfully in hot oil applications. The seal is available for fitting both standard and oversized seal cavities. OPERATING CAPABILITIES: Pressures: Temperatures: Speeds: Metal Parts: Rotary Face: Carbon Graphite or Solid Nickel Bound Tungsten Carbide Secondary Seals: Viton, Aflas and Kalrez 7075 Fits Narrow Stuffing Boxes Seal sizes 1” through 1-3/8” (inclusive) require a 5/16” cross section, and sizes 1-1/2” through 2-5/8” (inclusive) require a 3/8” cross section. Slotted Glands The HOS design features a slotted gland that offers more versatility with bolting patterns. Impeller Adjustments In Service Disassembling the pump is unnecessary to make impeller clearance adjustments. Cartridge Mounted The seal is pre-assembled at the factory, mounted on its sleeve and installed in the gland for easy installation. No Installation Measurements Mechanics are not required to make critical installation measurements in order to install the seal. No Shaft Fretting Wear No shaft fretting wear occurs, because the O-ring on the shaft is static and does not move. This information is based on data that we believe to be reliable. Since conditions of product use are outside of our control, we make no warranties, expressed or implied and assume no liability in connection with any use of this information. Certified to ISO 9001: 2000 Standards.

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