Spirax-Sarco 55543 Gasket

The Spirax-Sarco 55543 Gasket is a high-performance graphite cover gasket engineered specifically for B Series Inverted Bucket Steam Traps. Designed for professional maintenance in high-pressure steam systems, this replacement gasket provides a robust seal between the trap body and the cover assembly. Its graphite construction ensures exceptional thermal stability and resistance to corrosive condensate, making it ideal for industrial steam management applications where maintaining system vacuum and preventing live steam loss are critical. This specific sealing component is compatible with Spirax Sarco B1H, B1X, B12H, and B12HS models, across all pressure ratings. For a technician, utilizing a verified 55543 steam trap gasket simplifies the installation process and reduces the risk of rework by ensuring a leak-tight seal that withstands rapid thermal cycling. Whether you are performing routine maintenance or a full trap rebuild, this genuine Spirax Sarco part ensures your B Series traps maintain peak energy efficiency and operational reliability in the field.

Key Benefits:

• High-Temperature Durability: Engineered from graphite to endure the extreme thermal demands of inverted bucket steam traps.
• Precision Fit: Designed for seamless integration with Spirax Sarco B Series covers, including 1/2" and 3/4" B1H and B1X models.
• Leak Prevention: Eliminates steam bypass and prevents external leaks, helping to conserve energy and maintain optimal condensate management.
• Chemical Resistance: The graphite material provides superior resistance to typical industrial water treatment chemicals and boiler additives.

Common Questions:

Which steam trap models are compatible with the 55543 gasket?
This gasket is the standard replacement for the B Series family, specifically supporting the B1H, B1HS, B12H, B12HS, B1X, and related sub-models for both low and high-pressure service.

Is this gasket sold individually or as a kit?
While often found in 3-pack kits, this specific SKU (B Series Cover Gasket Qty:1) provides a single replacement unit for point-of-use repairs or smaller maintenance tasks.

Does this gasket require additional sealants for installation?
When surfaces are properly cleaned and free of scoring, the 55543 graphite gasket is designed to provide a leak-proof seal without the need for supplementary RTV or chemical compounds.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.