61503-10771-71 : MAST SUB-ASSY, INNER brushes & bearings Manufactured with high-quality components for

61503 10771 71 : MAST SUB ASSY, INNER brushes & bearings Manufactured with high quality components for Manufactured with high quality components for durability X60) **Compatible Models**: Designed for systems that require API 5L specifications **Equivalent Part**: ASTM A106 or A53 for different applications **General Characteristics**: **Material**: Carbon Steel **Manufacturing Process**: Seamless or Welded **Product Levels**: PSL1 and PSL2 **Applications**: Oil and Gas Pipelines Petroleum Refineries Chemical Plants **Key Features**: High Strength and Durability Resistance to Corrosion (dependent on coating) Variety of Grades for Different Pressure Requirements **Additional Information**: **Chemical Composition**: Varies by grade (e