Description
The Armstrong International B5586-1 is an OEM replacement gasket engineered specifically for Armstrong’s A8 and B8 Series Float & Thermostatic (F&T) steam traps. Designed to restore a reliable, leak-free seal during routine maintenance or after trap inspection, this gasket ensures your steam system continues to operate at peak efficiency with minimal downtime.
Armstrong International is a globally recognized leader in steam system solutions, and their replacement parts are manufactured to the same exacting tolerances as the original equipment. Using a genuine OEM gasket like the B5586-1 — rather than an aftermarket substitute — helps preserve trap integrity, prevent steam loss, and extend the service life of your A8 or B8 series trap.
Key Features
- OEM replacement gasket from Armstrong International
- Designed for A8 and B8 Series Float & Thermostatic steam traps
- Provides a reliable, leak-free seal at trap body joints
- Supports proper condensate drainage and steam retention
- Ideal for use during scheduled maintenance, inspection, or trap rebuild
- Manufactured to original equipment specifications for precise fit
Compatible Equipment
- Armstrong International A8 Series Float & Thermostatic Steam Traps
- Armstrong International B8 Series Float & Thermostatic Steam Traps
Application
Float & Thermostatic steam traps are widely used in commercial and industrial steam heating systems to continuously discharge condensate while preventing the passage of live steam. Regular gasket replacement during maintenance cycles is critical to maintaining system efficiency, preventing steam leakage, and avoiding costly energy losses. The B5586-1 gasket is the correct factory-specified replacement part to keep your Armstrong F&T trap operating as designed.







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