FULL OPEN SAFETY VALVE
| FULL OPEN SAFETY VALVE OD 7-1/2＂ With 5-1/2 FH |
| FULL OPEN SAFETY VALVE OD 6-1/2＂ With 4-1/2 IF |
| FULL OPEN SAFETY VALVE OD 6-1/4＂ With 4 IF |
| FULL OPEN SAFETY VALVE OD 5-1/4＂ With 4 FH |
| FULL OPEN SAFETY VALVE OD 5＂ With 3-1/2 IF |
| FULL OPEN SAFETY VALVE OD 4-3/4＂ With 3-1/2 IF |
| FULL OPEN SAFETY VALVE OD 3-1/2＂ With 2-3/8 IF |
| UPPER KELLY COCK OD 7-3/4＂ With 6-5/8 Reg-LH | |
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| LOWER KELLY OD 6-5/8＂ With 4-1/2 IF | |
| LOWER KELLY COCK OD 6-1/4＂ With 4 IF | |
| LOWER KELLY COCK OD 4-3/4＂ With 3-1/2 IF | |
| LOWER KELLY COCK OD 3-3/8＂ With 2-1/2 IF |