10,000 psi Rated
Section Valve Number Description Outer Diameter Inner Diameter Connection View File
1A G643 3.750" OD One Piece G-Low Torque Kelly Valve  3.750  1.250  2 3/8 IF  G643-100 
1A G643B 3.750" OD One Piece G-Low Torque Kelly Valve  3.750  1.250  2 3/8 IF w/ SRG Box  G643B100
2A G500C  5 1/4" One Piece Kelly Valve  7.750  3.062  6 5/8 Reg. LH  G500C100
3A            
4A            
5A            
6A            
7A            
8A            
9A G577  6.625" OD One Piece Kelly Valve  6.625  2.750  4 1/2 IF  G577-100
 
 
15,000 psi Rated
Section Valve Number Description Outer Diameter Inner Diameter Connection View File
1B G602 10 1/2" One Piece Kelly Valve  10.500  3.062  6 5/8 FH  G602-100
2B            
3B G499 4 1/4" One Piece Kelly Valve  6.625  2.750  4 1/2 IF  G499-100
3B G499B  6.625" OD One Piece Kelly Valve w/ Funneled Retainer  6.625  2.750  4 1/2 IF  G499B100
3B G499C  7" OD One Piece Kelly Valve  7.000  2.750  TT585  G499C100
4B G500  5 1/4" One Piece Kelly Valve  7.750  3.062  6 5/8 Reg. LH  G500-100
4B G500B  5 1/4" One Piece Kelly Valve  7.500  3.062  XT-M57  G500B100
4B G500D  8 1/2" OD One Piece G-Low Torque Kelly Valve  8.500  3.062  6 5/8 FH  G500D100
4B G500E  8 1/2" OD One Piece G-Low Torque Kelly Valve  8.500  3.062  7 5/8 Reg. w/ SRG  G500E100
5B G508  8 5/8" OD One Piece G-Low Torque Kelly Valve  8.625  3.750  6 5/8 FH  G508-100