Description
Armstrong International A21348-1 Replacement Gasket
The Armstrong International A21348-1 is a genuine OEM replacement gasket engineered specifically for Armstrong’s B2 and B3 Series Float & Thermostatic (F&T) steam traps. Maintaining a proper seal is critical to steam trap performance — a compromised gasket can lead to steam leakage, energy loss, and reduced system efficiency. This direct-fit replacement restores a tight, reliable seal to keep your steam system operating at peak performance.
Key Features
- Genuine Armstrong International OEM replacement part
- Designed for direct fit with B2 and B3 Series Float & Thermostatic steam traps
- Restores leak-free sealing integrity to your steam trap assembly
- Helps prevent steam loss and maintains system energy efficiency
- Supports proper condensate drainage and air venting functions of F&T traps
- Ideal for routine maintenance, repair, and service applications
Application
Float & Thermostatic steam traps are widely used in heating systems, process equipment, and steam distribution lines to discharge condensate and non-condensable gases while retaining live steam. Regular gasket replacement during scheduled maintenance helps extend trap service life and prevents costly system downtime.
Product Details
- Brand: Armstrong International
- SKU / Part Number: A21348-1
- Compatible With: Armstrong B2 and B3 Series Float & Thermostatic Steam Traps
- Part Type: Replacement Gasket







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