This is a Boston Gear shaft coupler body. Please refer to the technical specifications in the listing for more information.
We have inspected this item and we do not have the capability to install the unit to fully test it. There are some cosmetic scuffs and scratches throughout the unit. Please refer to the photos for more information.
This unit only includes what is photographed in the listing.
Technical Specs
| Item | Shaft Coupler Body |
| Manufacturer Part Number | FC30 1-1/4 |
| Bore Diameter | 1-1/4 in |
| Bore Tolerance | +0.001/-0.000 in |
| Bore Type | Round Bore with Keyway |
| Coupling Overall Length | 5-15/32 in |
| Coupling Size | FC30 |
| Hub Diameter | 2-3/4 in |
| Hub Material | Carbon Steel, Carbon Steel |
| Hub Projection | 1-11/16 in |
| Included Screws | Set Screw |
| Jaw Profile | Straight |
| Keyway Depth | 1/8 in |
| Keyway Width | 1/4 in |
| Length Through Bore | 2.2 in |
| Maximum Bore Diameter | 1-5/8 in |
| Maximum Speed | 3,450 RPM |
| Rated Torque for Spider Types | 3,200 in-lb |
| Number of Locking Screws | 1 |
| Outside Diameter | 3 in |
| Shaft Locking Type | Set Screw |
| System of Measurement | Inch |
| For Shaft Type | Keyed |
| Keyway Size | 1/4 in x 1/8 in |