Description
The Subs listed below are what we consider to be stock standard sizes and the working length will accept standard break out flats. All of our subs are manufactured from 4142 heat treated alloy steel on computerized lathes enabling us to offer better pricing and availability. Many other sizes are available in a multitude of configurations from the over 600 thread gages we have in stock. For quantities of ten or more please call us for special pricing.
| Description | Part # | O.D. X I.D. | Working Length | Lbs. | Kg |
| Pin to Pin | |||||
| 2 3/8″ IF Pin to 2 3/8″ IF Pin | SPPM238IF238IF | 3 1/2″ x 1 1/2″ | 3″ | – | – |
| 2 7/8″ IF Pin to 2 7/8″ IF Pin | SPPM278IF278IF | 2 1/4″ | – | – | |
| 2 7/8″ IF Pin to MR Pin | SPPM278IFMR | 4″ x 1 1/2″ | 2 1/2″ | – | – |
| 3 1/2″ IF Pin to 2 3/8″ IF Pin | SPPM312IF238IF | 12″ | – | – | |
| MJR Pin to MJR Pin | SPPMMJRMJR | 2 1/2″ x 1 1/4″ | 3 1/2″ | – | – |
| MR Pin to MR Pin | SPPMMRMR | 3 1/4″ x 1 1/2″ | 3 1/4″ | – | – |
| Pin to Box | |||||
| 3 1/2″ API Reg. Pin to 4 1/2″ API Reg. Box | SPB312R412R | 4 1/2″ – 5 1/2″ BN x 1 1/2″ | 9″ | – | – |
| 4 1/2″ API Reg. Pin to 6 5/8″ API Reg. Box | SPBM412R658R | 5 1/2″ – 7 3/4″ BN x 2 1/4″ | 10 3/4″ | – | – |
| Box to Box | |||||
| MJR Box to 2 3/8″ API Reg. Box | SBBMJR238R | 2 3/4″ – 3 1/8″ BN x 1 1/2″ | 10″ | – | – |
| MJR Box to 2 7/8″ API Reg. Box | SBBMJR278R | 2 3/4″ – 3 3/4″ BN x 1 1/2″ | 10″ | – | – |
| MJR Box to 3 1/2″ API Reg. Box | SBBMJR312R | 2 3/4″ – 4 1/2″ BN x 1 1/2″ | 10″ | – | – |
| MJR Box to 4 1/2″ API Reg. Box | SBBMJR412R | 2 3/4″ – 5 1/2″ BN x 1 1/2″ | 12″ | – | – |
| MR Box to 2 3/8″ API Reg. Box | SBBMR238R | 3 1/4″ x 1 1/2″ | 10″ | – | – |
| MR Box to 2 7/8″ API Reg. Box | SBBMR278R | 3 1/4″ – 3 3/4″ BN x 2″ | 10″ | – | – |
| MR Box to 3 1/2″ API Reg. Box | SBBMR312R | 3 1/4″ – 4 1/2″ BN x 2″ | 10″ | – | – |
| MR Box to 4 1/2″ API Reg. Box | SBBMR412R | 3 1/4″ – 5 1/2″ BN x 2″ | 12″ | – | – |
| 2 3/8″ IF Box to 2 3/8″ API Reg. Box | SBB238IF238R | 3 1/2″ x 1 1/2″ | 10″ | – | – |
| 2 3/8″ IF Box to 2 7/8″ API Reg. Box | SBB238IF278R | 3 1/2″ – 3 3/4″ BN x 2″ | 10″ | – | – |
| 2 3/8″ IF Box to 3 1/2″ API Reg. Box | SBB238IF312R | 3 1/2″ – 4 1/2″ BN x 2″ | 10″ | – | – |
| 2 3/8″ IF Box to 4 1/2″ API Reg. Box | SBB238IF412R | 3 1/2″ – 5 1/2″ BN x 2″ | 10″ | – | – |
| 2 7/8″ IF Box to 3 1/2″ API Reg. Box | SBB278IF312R | 4 1/2″ x 2″ | 10″ | – | – |
| 2 7/8″ IF Box to 4 1/2″ API Reg. Box | SBB278IF412R | 4 1/2″ – 5 1/2″ BN x 2″ | 10″ | – | – |
