| MBY Model No. | Inner Bore | Outring Diameter | Ring Width | |
| d | D | Inner B | Outring C | |
| WC206R-2ZRS | 1.1811/30 | 2.4409/62 | 0.9449/24 | 0.7480/19 |
| WC207R-2ZRS | 1.3780/35 | 2.8346/72 | 0.9842/25 | 0.7874/20 |
| WC208-108R-2ZRS | 1 1/2" | 3.1496 | 1.6875 | 0.8268 |
| WC208R-2ZRS | 1.5748/40 | 3.1496/80 | 1.0630/27 | 0.8268/21 |
| WC209R-2ZRS | 1.7717/45 | 3.3465/85 | 1.1811/30 | 0.8661/22 |
| WC210-115R-2ZRS | 1 15/16" | 3.5433 | 1.9375 | 1.355 |
| WC210R-2ZRS | 1.9685/50 | 3.5433/90 | 1.1811/30 | 0.9449/24 |
| WC211R-2ZRS | 2.1654/55 | 3.9370/100 | 1.4173/36 | 0.9843/25 |
| WC212R-2ZRS | 2.3622/60 | 4.3307/110 | 1.4173/36 | 1.0630/27 |
| WC206-014S-2ZRS | 7/8" / | 2.4409/62 | 1.1811/30 | 0.7480/19 |
| WC207-100S-2ZRS | 1" / | 2.8346/72 | 1.1811/30 | 0.7874/20 |
| WC208-102S-2ZRS | 1 1/8" / | 3.1496/80 | 1.4173/36 | 0.8268/21 |
| WC209-104S-2ZRS | 1 1/4" / | 3.3465/85 | 1.4173/36 | 0.8661/22 |
| WC210-107S-2ZRS | 1 7/16" / | 3.5433/90 | 1.4173/36 | 0.9449/24 |
| WC211-109S-2ZRS | 1 9/16" / | 3.9370/100 | 1.4173/36 | 0.9843/25 |
| WC212-111S-2ZRS | 1 11/16" / | 4.3307/110 | 1.4173/36 | 1.0630/27 |
| WS206R-2ZRS | 1.1811/30 | 2.4409/62 | 0.9449/24 | 0.7480/19 |
| WS207R-2ZRS | 1.3780/35 | 2.8346/72 | 0.9842/25 | 0.7874/20 |
| WS208-108R-2ZRS | 1 | 3.1496 | 1.6875 | 1.1875 |
| WS208R-2ZRS | 1.5748/40 | 3.1496/80 | 1.0630/27 | 0.8268/21 |
| WS209R-2ZRS | 1.7717/45 | 3.3465/85 | 1.1811/30 | 0.8661/22 |
| WS210R-2ZRS | 1.9685/50 | 3.5433/90 | 1.1811/30 | 0.9449/24 |
| WS211R-2ZRS | 2.1654/55 | 3.9370/100 | 1.4173/36 | 0.9843/25 |
| WS212R-2ZRS | 2.3622/60 | 4.3307/110 | 1.4173/36 | 1.0630/27 |
| WS206-014S-2ZRS | 7/8" / | 2.4409/62 | 1.1811/30 | 0.7480/19 |
| WS207-100S-2ZRS | 1" / | 2.8346/72 | 1.1811/30 | 0.7874/20 |
| WS208-102S-2ZRS | 1 1/8" / | 3.1496/80 | 1.4173/36 | 0.8268/21 |
| WS209-104S-2ZRS | 1 1/4" / | 3.3465/85 | 1.4173/36 | 0.8661/22 |
| WS210-107S-2ZRS | 1 7/16" / | 3.5433/90 | 1.4173/36 | 0.9449/24 |
| WS211-109S-2ZRS | 1 9/16" / | 3.9370/100 | 1.4173/36 | 0.9843/25 |
| WS212-111S-2ZRS | 1 11/16" / | 4.3307/110 | 1.4173/36 | 1.0630/27 |