General description BSP 1" Cross A4 (T316) Marine Grade Stainless Steel 150LB Pipe Fitting is designed for durability and reliability in marine applications. This fitting features parallel threads (BSPP / G Thread) and is suitable for various plumbing and piping systems. Technical specifications Material: A4 (T316) Marine Grade Stainless Steel Thread type: BSP (British Standard Pipe) Thread standard: EN 10226-1 (EX ISO 7-1) Thread angle: 55° Taper: 1:16 on diameter Maximum operating pressure: 150 lbs (10.34 Bar PN 10)