2024 Aug News: FK notice on changing setscrews in eccentric collar
Dear Customers,
In order to improve the locking reliability and inner bore accuracy of bearing with eccentric collar. FK make some change of setscrew size in eccentric collar.
Following is the details.
Eccentric collar size | Original setscrew size | New setscrew size |
EC207-EC210 | M8*1 | M10*1.25 |
EC211-EC215 | M10*1 | M12*1.5 |
EC207-XX~EC210-XX(Inch) | 5/16-24UNF | 3/8-24UNF |
EC211-XX~EC215-XX(Inch) | 3/8-24UNF | 7/16-20UNF |
This change is applied to HC, SA, FH bearings.
Old setscrew parameter | New setscrew parameter | ||||
Setscrew size | Wrench dimension | Recommended locking torque | Setscrew size | Wrench dimension | Recommended locking torque |
M8*1 | 4mm | 11.3N.m | M10*1.25 | 5mm | 21.6 N.m |
M10*1 | 5mm | 21.6N.m | M12*1.5 | 6mm | 32.4N.m |
5/16-24UNF | 5/32 inch | 100 lbf-inch | 3/8-24UNF | 3/16 inch | 192 lbf-inch |
3/8-24UNF | 3/16 inch | 192 lbf-inch | 7/16-20UNF | 7/32 inch | 210 lbf-inch |
NOTE: During transition period, old and new versions may be delivered at the same time.
Continuous improvement is FK's culture. Your valuable opinions are the direction of our efforts. If you have any questions or suggestions, please feel free to contact us via export@fk-bearing.com

Contact information | |
Company name: | FK Bearing Group |
Contact person: | Liu Jinzhao(Click to contact) |
Address: | No.71-87 Lian Tang Rd., North Industrial Zone,Jimei, Xiamen, 361021, China |
Zip: | 361021 |
Telephone: | You need register first! Register Now ! |
Fax: | +86-592-6689007 |
Web site: | http://www.fk-bearing.com |