Standard Connection Sizes
| 113/16 in. | 2 in. | 29/16 in. | 3 in. | 39/16 in. | 4 in. | 5 in. | 6 in. | 
Standard Connection Sizes
| ANSI 150 RF | ANSI 300 RF | ANSI 600 RF | ANSI 600 RTJ | ANSI 900 RF | ANSI 900 RTJ | ANSI 1500 RF | 
| ANSI 1500 RTJ | ANSI 2500 RTJ | 2000 API | 3000 API | 5000 API | 10,000 API | 15,000 API | 
API 6A Temperature Ratings
| PX -20°F to 350°F (-28°C to 121°C) | LU -50°F to 250°F (-45°C to 121°C) |