FAG 外径为68mm的有20种: 234708-M-SP B71909-E-T-P4S HCB7008-C-2RSD-T-P4S B7008-C-2RSD-T-P4S HCB71909-C-2RSD-T-P4S 51307 53307 52208 HCS71909-E-T-P4S S6008 HS71909-C-T-P4S 16008 N1008-K-M1-SP 61909 53208 HCB7008-E-2RSD-T-P4S HC7008-E-T-P4S 7008-B-TVP 6008 HSS70...