| Section | Valve Number | Description | Outer Diameter | Inner Diameter | Connection | View File |
| 1 | G454B | 8 1/2" OD G-Low Torque Upper Valve for M.H. Type Top Drive | 8.500 | 3.062 |
6 5/8 Reg. Box 7 5/8 Reg. w/ SRG Pin |
G454B100 |
| 2 | G455C | 7 3/4" OD G-Low Torque Lower Valve for M.H. Type Top Drive w/ 1 1/4" Stem | 7.750 | 3.062 |
6 5/8 Reg. Box 6 5/8 Reg. w/ SRG Pin |
G455C100 |
| 2 | G455D | 7 3/4" OD G-Low Torque Lower Valve for M.H. Type Top Drive w/ 7/8" Stem | 7.750 | 3.062 |
6 5/8 Reg. Box 6 5/8 Reg. w/ SRG Pin |
G455D100 |
| 3 | G456B | 7 3/4" OD G-Low Torque Upper Valve for M.H. Type Top Drive | 7.750 | 3.062 |
6 5/8 Reg. LH Box NC-61 LH Pin |
G456B100 |
| 4 | G459B | 7 3/4" OD G-Low Torque Upper Valve for M.H. Top Drive, 16 1/2" S/S | 7.750 | 3.062 |
6 5/8 Reg. LH |
G459B100 |
| 5 | G461 | 9 1/2" OD Dual Crank G-Low Torque Valve for National Top Drive | 9.480 | 3.062 |
6 5/8 IF Box 7 5/8 Reg. w/ SRG Pin |
G461-100 |
| 5 | G461B | 9.480" OD Dual Crank G-Low Torque Valve for National Top Drive | 9.480 | 3.062 | 6 5/8 IF Box
7 5/8 Reg. w/ SRG Pin |
G461B100 |
| 6 | G465 | 7.7" OD Upper Valve for Canrig Top Drive | 7.700 | 3.062 |
6 5/8 Reg. Box 4 1/2 IF Pin |
G465-100 |
| 6 | G465B | 7.7" OD Upper Valve for Canrig Top Drive | 7.700 | 3.062 | 6 5/8 Reg. Box
4 1/2 IF Pin |
G465B100 |
| 7 | G467B | 9 1/2" OD Dual Crank G-Low Torque Valve for National Top Drive | 9.480 | 3.062 |
7 5/8 Reg. Box 7 5/8 Reg. Box w/ SRG |
G467B100 |
| 8 | G468B | 9 1/2" OD Dual Crank G-Low Torque Valve for National Top Drive | 9.480 | 3.062 |
6 5/8 IF Box 7 5/8 Reg. w/ SRG Pin |
G468B100 |
| 9 | G495B | 7.7" OD Upper Valve for Canrig Top Drive | 7.700 | 3.062 |
6 5/8 Reg. Box 4 1/2 IF Pin |
G495B100 |
| 10 | G481 | 8.460" OD Upper Valve for Canrig Top Drive | 8.460 | 3.062 |
7 5/8 Reg. Box 6 5/8 Reg. Pin |
G481-100 |
| 11 | G560 | 10" OD Dual Crank G-Low Torque Valve for National Top Drive | 10.000 | 4.000 |
8 5/8 Reg. Pin w/ SRG 8 5/8 Reg. Box |
G560-100 |
| 12 | G534 | 6 1/4" G-Low Torque One Piece Kelly Valve w/ 10.5" OD & Seat Stop Split Ring | 10.500 | 5.000 |
WT 84 Box 8 5/8 Reg. Pin |
G534-100 |
| 13 | G535 | 6 1/4" G-Low Torque One Piece Kelly Valve w/ 11.625" OD & Seat Stop Split Ring | 11.625 | 5.000 |
WT 84 Box 8 5/8 Reg. Pin |
G535-100 |
| 14 | G596 | 10" OD Dual Crank G-Low Torque Valve for National Top Drive | 10.000 | 3.062 | NC77 w/ SRG | G596-100 |
| 14 | G596B | 10" OD Dual Crank G-Low Torque Valve for National Top Drive | 10.000 | 3.062 | NC77 w/ SRG | G596B100 |
| 15 | G646 | 9.480" OD Dual Crank G-Low Torque Valve w/ 4" ID for National Top Drive | 9.480 | 4.000 |
6 5/8 IF Box 7 5/8 Reg. Pin w/ SRG |
|
| 16 | G647 | 10" OD One Piece G-Low Torque Lower Top Drive valve w/ 4.250" ID | 10.000 | 4.250 | 8 5/8 Reg. | G647-100 |
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