Lovejoy 7S Flange 1 3/4 in Bore w 3/8 in x 1/8 in Kw.
Lovejoy 68514436130 Cast Iron 7S Flange, 1-3/4″ Bore, 4.625″ OD, 3/8″ x 1/8″ Keyway, 725 Inch Pounds Item Torque.
Dimensional Data
Bore Size | 1 3/4 in |
Thread (Dimension T) | 3/8-16 |
Keyway Size (W x D) | 3/8 x 1/8 in |
Outside Diameter | 4.625 in 117.48 mm |
Max. Bore (Dimension ID) | 1.625 in |
Dimension FL | 0.780 in 19.81 mm |
Dimension HD | 2.810 in 71.37 mm |
Dimension L | 1.840 in 46.74 mm |
Dimension P | 0.690 in 17.53 mm |
Dimension SL | 0.350 in 8.89 mm |
Cubic inches | 39.35875 in³ |
Performance Data
Nominal Torque (with EPDM Sleeve) | 725 in·lb |
Max. Speed | 5250.00 rpm |
Torsional Stiffness | 2769.00 in·lb/rad |
Rated HP at 100 rpm | 1.20 hp |
Rated HP at 1,200 rpm | 14.00 hp |
Rated HP at 1,800 rpm | 21.00 hp |
Rated HP at 3,600 rpm | 41.00 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.



