Description
Overview
The Armstrong International B6747 is a genuine OEM replacement cap designed specifically for Armstrong’s 800, 811, 880, and 881 Series cast iron inverted bucket steam traps. Engineered to deliver a reliable, leak-free seal, this cap restores your steam trap to factory performance and helps maintain the efficiency and longevity of your steam distribution system.
Key Features
- Genuine Armstrong International OEM replacement part — ensures proper fit and performance
- Compatible with 800, 811, 880, and 881 Series cast iron inverted bucket steam traps
- Cast iron construction provides durability in demanding steam system environments
- Designed for a secure, pressure-tight seal to prevent steam and condensate leakage
- Helps extend the service life of your existing steam trap investment
- Simplifies maintenance by providing a direct drop-in replacement
Application
The B6747 cap is ideal for commercial and industrial steam systems where Armstrong 800, 811, 880, or 881 Series inverted bucket traps are installed. Whether performing scheduled maintenance or addressing a failed seal, this replacement cap minimizes downtime and keeps your steam system operating at peak efficiency.
Why Choose Armstrong International?
Armstrong International is a globally recognized leader in steam, air, and hot water system solutions. Their replacement parts are manufactured to the same exacting standards as original equipment, ensuring compatibility, reliability, and long-term performance in critical HVAC and process applications.







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