DRTU-BHT Rod U-seal
Style DRTU-BHT rod seals are molded in Freudenberg® AU 30000 urethane. These seals are specifically designed
with a second lip on their inside diameter and engineered to attain maximum life and reliability in dynamic rod sealing.
This feature results in reduced leakage, less friction, increased stability, and prevents air and contaminants from
entering the cylinder. This high tear-resistant urethane demonstrates stability throughout a wide range of temperatures.
In addition, this material is well suited to mineral and biodegradable hydraulic fluids as well as being resistant to
hydrolysis.
SEAL INFORMATION | |
MATERIAL | 94A URETHANE |
TEMPERATURE RANGE | -31°F TO 250°F |
PRESSURE RANGE | 0 TO 7250 PSI |
SPEED | 1.5 FT/SEC |
Part Number | A Nom. ID | B Nom. OD | C Nom. Ht |
1/8″ C/S | |||
DRTU12-0.75-25-BHT DRTU12-1.00-25-BHT | 3/4 1 | 1 1-1/4 | 1/4 1/4 |
3/16″ C/S | |||
DRTU18-1.00-31-BHT DRTU18-1.12-25-BHT DRTU18-1.12-31-BHT DRTU18-1.25-31-BHT DRTU18-1.37-31-BHT DRTU18-1.50-25-BHT DRTU18-1.50-31-BHT DRTU18-1.50-37-BHT DRTU18-1.62-37-BHT DRTU18-1.75-25-BHT DRTU18-1.75-31-BHT DRTU18-1.75-37-BHT DRTU18-2.00-31-BHT DRTU18-2.00-37-BHT DRTU18-2.25-37-BHT DRTU18-2.50-37-BHT | 1 1-1/8 1-1/8 1-1/4 1-3/8 1-1/2 1-1/2 1-1/2 1-5/8 1-3/4 1-3/4 1-3/4 2 2 2-1/4 2-1/2 | 1-3/8 1-1/2 1-1/2 1-5/8 1-3/4 1-7/8 1-7/8 1-7/8 2 2-1/8 2-1/8 2-1/8 2-3/8 2-3/8 2-5/8 2-7/8 | 5/16 1/4 5/16 5/16 5/16 1/4 5/16 3/8 3/8 1/4 5/16 3/8 5/16 3/8 3/8 3/8 |
1/4″ C/S | |||
DRTU25-1.25-37-BHT DRTU25-1.50-37-BHT DRTU25-1.75-37-BHT DRTU25-2.00-37-BHT DRTU25-2.25-37-BHT DRTU25-2.37-37-BHT DRTU25-2.50-37-BHT DRTU25-2.75-37-BHT DRTU25-3.00-37-BHT DRTU25-3.25-37-BHT DRTU25-3.50-37-BHT DRTU25-4.00-37-BHT | 1-1/4 1-1/2 1-3/4 2 2-1/4 2-3/8 2-1/2 2-3/4 3 3-1/4 3-1/2 4 | 1-3/4 2 2-1/4 2-1/2 2-3/4 2-7/8 3 3-1/4 3-1/2 3-3/4 4 4-1/2 | 3/8 .37 3/8 3/8 3/8 3/8 3/8 3/8 3/8 3/8 3/8 3/8 |
5/16″ C/S | |||
DRTU31-1.75-37-BHT DRTU31-2.50-50-BHT DRTU31-2.75-50-BHT DRTU31-3.00-50-BHT | 1-3/4 2-1/2 2-3/4 3 | 2-3/8 3-1/8 3-3/8 3-5/8 | 3/8 1/2 1/2 1/2 |
3/8″ C/S | |||
DRTU37-3.00-50-BHT DRTU37-3.50-62-BHT DRTU12-0.75-25-BHT DRTU12-1.00-25-BHT | 3 3-1/2 3/4 1 | 3-3/4 4-1/4 1 1-1/4 | 1/2 5/8 1/4 1/4 |
3/16″ C/S | |||
DRTU18-1.00-31-BHT DRTU18-1.12-25-BHT DRTU18-1.12-31-BHT | 1 1-1/8 1-1/8 | 1-3/8 1-1/2 1-1/2 | 5/16 1/4 5/16 |