Dimensional Data.
Bore Size | 1 1/8 in |
Thread (Dimension T) | 1/2-13 |
Keyway Size (W x D) | 1/4 x 1/8 in |
Outside Diameter | 6.350 in161.29 mm |
Max. Bore (Dimension ID) | 2.375 in |
Dimension FL | 1.030 in26.16 mm |
Dimension HD | 3.630 in92.20 mm |
Dimension L | 2.410 in61.21 mm |
Dimension P | 0.780 in19.81 mm |
Dimension SL | 0.410 in10.41 mm |
Cubic inches | 97.17723 in³ |
Performance Data
Nominal Torque (with EPDM Sleeve) | 1800 in·lb |
Max. Speed | 3750.00 rpm |
Torsional Stiffness | 6875.00 in·lb/rad |
Rated HP at 100 rpm | 2.90 hp |
Rated HP at 1,200 rpm | 34.00 hp |
Rated HP at 1,800 rpm | 51.00 hp |
Rated HP at 3,600 rpm | 103.00 hp |
- S flanges are made of high strength cast iron and are bored-to- size for a slip fit on standard shafts.
- S flanges are easy to install, are readily available from stock in a wide range of popular bore sizes, and are supplied with two set screws at 90°.
- The S Type coupling consists of two flanges and one sleeve.



